Home / 47,703.20-71,565.42-15,683.72

Finding the Fourth Proportional to 47,703.20, 71,565.42 and 15,683.72

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Solution

The fourth proportional to 47,703.20, 71,565.42 and 15,683.72 is: 23,529.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,703.20 : 71,565.42 = 15,683.72 : x
  2. Step 2: Convert to fraction form
    47,703.20/71,565.42 = 15,683.72/x
  3. Step 3: Cross multiply
    47,703.20x = 71,565.42 × 15,683.72
  4. Step 4: Simplify right side
    47,703.20x = 1,122,412,008.96
  5. Step 5: Solve for x
    x = 1,122,412,008.96/47,703.20
  6. Step 6: Final answer
    x = 23,529.07

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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.