Home / 10,384.59-15,551.45-9,386.13

Finding the Fourth Proportional to 10,384.59, 15,551.45 and 9,386.13

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Solution

The fourth proportional to 10,384.59, 15,551.45 and 9,386.13 is: 14,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.59 : 15,551.45 = 9,386.13 : x
  2. Step 2: Convert to fraction form
    10,384.59/15,551.45 = 9,386.13/x
  3. Step 3: Cross multiply
    10,384.59x = 15,551.45 × 9,386.13
  4. Step 4: Simplify right side
    10,384.59x = 145,967,884.46
  5. Step 5: Solve for x
    x = 145,967,884.46/10,384.59
  6. Step 6: Final answer
    x = 14,056.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.