Home / 47,403.32-71,116.66-14,123.24

Finding the Fourth Proportional to 47,403.32, 71,116.66 and 14,123.24

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Solution

The fourth proportional to 47,403.32, 71,116.66 and 14,123.24 is: 21,188.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,403.32 : 71,116.66 = 14,123.24 : x
  2. Step 2: Convert to fraction form
    47,403.32/71,116.66 = 14,123.24/x
  3. Step 3: Cross multiply
    47,403.32x = 71,116.66 × 14,123.24
  4. Step 4: Simplify right side
    47,403.32x = 1,004,397,657.18
  5. Step 5: Solve for x
    x = 1,004,397,657.18/47,403.32
  6. Step 6: Final answer
    x = 21,188.34

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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.