Home / 17,946.09-24,766.29-9,989.19

Finding the Fourth Proportional to 17,946.09, 24,766.29 and 9,989.19

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Solution

The fourth proportional to 17,946.09, 24,766.29 and 9,989.19 is: 13,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,946.09 : 24,766.29 = 9,989.19 : x
  2. Step 2: Convert to fraction form
    17,946.09/24,766.29 = 9,989.19/x
  3. Step 3: Cross multiply
    17,946.09x = 24,766.29 × 9,989.19
  4. Step 4: Simplify right side
    17,946.09x = 247,395,176.41
  5. Step 5: Solve for x
    x = 247,395,176.41/17,946.09
  6. Step 6: Final answer
    x = 13,785.46

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Half scale
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Double scale
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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.