Home / 16,301.29-22,497.66-9,931.60

Finding the Fourth Proportional to 16,301.29, 22,497.66 and 9,931.60

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Solution

The fourth proportional to 16,301.29, 22,497.66 and 9,931.60 is: 13,706.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,301.29 : 22,497.66 = 9,931.60 : x
  2. Step 2: Convert to fraction form
    16,301.29/22,497.66 = 9,931.60/x
  3. Step 3: Cross multiply
    16,301.29x = 22,497.66 × 9,931.60
  4. Step 4: Simplify right side
    16,301.29x = 223,437,760.06
  5. Step 5: Solve for x
    x = 223,437,760.06/16,301.29
  6. Step 6: Final answer
    x = 13,706.75

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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.