Home / 31,516.52-47,275.27-9,332.15

Finding the Fourth Proportional to 31,516.52, 47,275.27 and 9,332.15

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Solution

The fourth proportional to 31,516.52, 47,275.27 and 9,332.15 is: 13,998.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,516.52 : 47,275.27 = 9,332.15 : x
  2. Step 2: Convert to fraction form
    31,516.52/47,275.27 = 9,332.15/x
  3. Step 3: Cross multiply
    31,516.52x = 47,275.27 × 9,332.15
  4. Step 4: Simplify right side
    31,516.52x = 441,179,651.22
  5. Step 5: Solve for x
    x = 441,179,651.22/31,516.52
  6. Step 6: Final answer
    x = 13,998.36

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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.