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Finding the Fourth Proportional to 34,888.52, 52,332.78 and 9,931.16

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Solution

The fourth proportional to 34,888.52, 52,332.78 and 9,931.16 is: 14,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,888.52 : 52,332.78 = 9,931.16 : x
  2. Step 2: Convert to fraction form
    34,888.52/52,332.78 = 9,931.16/x
  3. Step 3: Cross multiply
    34,888.52x = 52,332.78 × 9,931.16
  4. Step 4: Simplify right side
    34,888.52x = 519,725,211.42
  5. Step 5: Solve for x
    x = 519,725,211.42/34,888.52
  6. Step 6: Final answer
    x = 14,896.74

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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.