Home / 47,615.92-71,409.40-14,327.15

Finding the Fourth Proportional to 47,615.92, 71,409.40 and 14,327.15

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Solution

The fourth proportional to 47,615.92, 71,409.40 and 14,327.15 is: 21,486.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,615.92 : 71,409.40 = 14,327.15 : x
  2. Step 2: Convert to fraction form
    47,615.92/71,409.40 = 14,327.15/x
  3. Step 3: Cross multiply
    47,615.92x = 71,409.40 × 14,327.15
  4. Step 4: Simplify right side
    47,615.92x = 1,023,092,792.35
  5. Step 5: Solve for x
    x = 1,023,092,792.35/47,615.92
  6. Step 6: Final answer
    x = 21,486.36

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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.