Home / 16,088.70-22,200.61-9,372.92

Finding the Fourth Proportional to 16,088.70, 22,200.61 and 9,372.92

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Solution

The fourth proportional to 16,088.70, 22,200.61 and 9,372.92 is: 12,933.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,088.70 : 22,200.61 = 9,372.92 : x
  2. Step 2: Convert to fraction form
    16,088.70/22,200.61 = 9,372.92/x
  3. Step 3: Cross multiply
    16,088.70x = 22,200.61 × 9,372.92
  4. Step 4: Simplify right side
    16,088.70x = 208,084,490.30
  5. Step 5: Solve for x
    x = 208,084,490.30/16,088.70
  6. Step 6: Final answer
    x = 12,933.58

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Double scale
Find fourth proportional to 16,089.70, 22,201.99 and 9,373.92
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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.