Home / 31,656.89-47,494.85-9,470.99

Finding the Fourth Proportional to 31,656.89, 47,494.85 and 9,470.99

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Solution

The fourth proportional to 31,656.89, 47,494.85 and 9,470.99 is: 14,209.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,656.89 : 47,494.85 = 9,470.99 : x
  2. Step 2: Convert to fraction form
    31,656.89/47,494.85 = 9,470.99/x
  3. Step 3: Cross multiply
    31,656.89x = 47,494.85 × 9,470.99
  4. Step 4: Simplify right side
    31,656.89x = 449,822,964.57
  5. Step 5: Solve for x
    x = 449,822,964.57/31,656.89
  6. Step 6: Final answer
    x = 14,209.32

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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.