Home / 31,346.13-47,005.32-14,692.71

Finding the Fourth Proportional to 31,346.13, 47,005.32 and 14,692.71

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Solution

The fourth proportional to 31,346.13, 47,005.32 and 14,692.71 is: 22,032.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,346.13 : 47,005.32 = 14,692.71 : x
  2. Step 2: Convert to fraction form
    31,346.13/47,005.32 = 14,692.71/x
  3. Step 3: Cross multiply
    31,346.13x = 47,005.32 × 14,692.71
  4. Step 4: Simplify right side
    31,346.13x = 690,635,535.22
  5. Step 5: Solve for x
    x = 690,635,535.22/31,346.13
  6. Step 6: Final answer
    x = 22,032.56

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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.