Home / 31,672.56-47,477.52-15,003.30

Finding the Fourth Proportional to 31,672.56, 47,477.52 and 15,003.30

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Solution

The fourth proportional to 31,672.56, 47,477.52 and 15,003.30 is: 22,490.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,672.56 : 47,477.52 = 15,003.30 : x
  2. Step 2: Convert to fraction form
    31,672.56/47,477.52 = 15,003.30/x
  3. Step 3: Cross multiply
    31,672.56x = 47,477.52 × 15,003.30
  4. Step 4: Simplify right side
    31,672.56x = 712,319,475.82
  5. Step 5: Solve for x
    x = 712,319,475.82/31,672.56
  6. Step 6: Final answer
    x = 22,490.11

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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.