Home / 31,776.71-47,665.38-9,590.27

Finding the Fourth Proportional to 31,776.71, 47,665.38 and 9,590.27

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Solution

The fourth proportional to 31,776.71, 47,665.38 and 9,590.27 is: 14,385.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,776.71 : 47,665.38 = 9,590.27 : x
  2. Step 2: Convert to fraction form
    31,776.71/47,665.38 = 9,590.27/x
  3. Step 3: Cross multiply
    31,776.71x = 47,665.38 × 9,590.27
  4. Step 4: Simplify right side
    31,776.71x = 457,123,625.53
  5. Step 5: Solve for x
    x = 457,123,625.53/31,776.71
  6. Step 6: Final answer
    x = 14,385.49

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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.