Home / 11,332.50-17,013.60-9,947.40

Finding the Fourth Proportional to 11,332.50, 17,013.60 and 9,947.40

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Solution

The fourth proportional to 11,332.50, 17,013.60 and 9,947.40 is: 14,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.50 : 17,013.60 = 9,947.40 : x
  2. Step 2: Convert to fraction form
    11,332.50/17,013.60 = 9,947.40/x
  3. Step 3: Cross multiply
    11,332.50x = 17,013.60 × 9,947.40
  4. Step 4: Simplify right side
    11,332.50x = 169,241,084.64
  5. Step 5: Solve for x
    x = 169,241,084.64/11,332.50
  6. Step 6: Final answer
    x = 14,934.13

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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.