Home / 16,283.13-22,446.23-12,740.19

Finding the Fourth Proportional to 16,283.13, 22,446.23 and 12,740.19

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Solution

The fourth proportional to 16,283.13, 22,446.23 and 12,740.19 is: 17,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,283.13 : 22,446.23 = 12,740.19 : x
  2. Step 2: Convert to fraction form
    16,283.13/22,446.23 = 12,740.19/x
  3. Step 3: Cross multiply
    16,283.13x = 22,446.23 × 12,740.19
  4. Step 4: Simplify right side
    16,283.13x = 285,969,171.28
  5. Step 5: Solve for x
    x = 285,969,171.28/16,283.13
  6. Step 6: Final answer
    x = 17,562.30

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Half scale
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Double scale
Find fourth proportional to 16,284.13, 22,447.60 and 12,741.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.