Home / 52,383.60-78,548.22-25,717.86

Finding the Fourth Proportional to 52,383.60, 78,548.22 and 25,717.86

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Solution

The fourth proportional to 52,383.60, 78,548.22 and 25,717.86 is: 38,563.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,383.60 : 78,548.22 = 25,717.86 : x
  2. Step 2: Convert to fraction form
    52,383.60/78,548.22 = 25,717.86/x
  3. Step 3: Cross multiply
    52,383.60x = 78,548.22 × 25,717.86
  4. Step 4: Simplify right side
    52,383.60x = 2,020,092,125.21
  5. Step 5: Solve for x
    x = 2,020,092,125.21/52,383.60
  6. Step 6: Final answer
    x = 38,563.45

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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.