Home / 31,932.40-47,880.90-14,816.62

Finding the Fourth Proportional to 31,932.40, 47,880.90 and 14,816.62

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Solution

The fourth proportional to 31,932.40, 47,880.90 and 14,816.62 is: 22,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,932.40 : 47,880.90 = 14,816.62 : x
  2. Step 2: Convert to fraction form
    31,932.40/47,880.90 = 14,816.62/x
  3. Step 3: Cross multiply
    31,932.40x = 47,880.90 × 14,816.62
  4. Step 4: Simplify right side
    31,932.40x = 709,433,100.56
  5. Step 5: Solve for x
    x = 709,433,100.56/31,932.40
  6. Step 6: Final answer
    x = 22,216.72

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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.