Home / 52,360.95-72,257.52-28,487.10

Finding the Fourth Proportional to 52,360.95, 72,257.52 and 28,487.10

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Solution

The fourth proportional to 52,360.95, 72,257.52 and 28,487.10 is: 39,311.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,360.95 : 72,257.52 = 28,487.10 : x
  2. Step 2: Convert to fraction form
    52,360.95/72,257.52 = 28,487.10/x
  3. Step 3: Cross multiply
    52,360.95x = 72,257.52 × 28,487.10
  4. Step 4: Simplify right side
    52,360.95x = 2,058,407,197.99
  5. Step 5: Solve for x
    x = 2,058,407,197.99/52,360.95
  6. Step 6: Final answer
    x = 39,311.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.