Home / 31,669.46-47,488.25-10,602.17

Finding the Fourth Proportional to 31,669.46, 47,488.25 and 10,602.17

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Solution

The fourth proportional to 31,669.46, 47,488.25 and 10,602.17 is: 15,897.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,669.46 : 47,488.25 = 10,602.17 : x
  2. Step 2: Convert to fraction form
    31,669.46/47,488.25 = 10,602.17/x
  3. Step 3: Cross multiply
    31,669.46x = 47,488.25 × 10,602.17
  4. Step 4: Simplify right side
    31,669.46x = 503,478,288.57
  5. Step 5: Solve for x
    x = 503,478,288.57/31,669.46
  6. Step 6: Final answer
    x = 15,897.91

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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.