Home / 56,279.89-84,419.98-22,999.95

Finding the Fourth Proportional to 56,279.89, 84,419.98 and 22,999.95

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Solution

The fourth proportional to 56,279.89, 84,419.98 and 22,999.95 is: 34,499.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,279.89 : 84,419.98 = 22,999.95 : x
  2. Step 2: Convert to fraction form
    56,279.89/84,419.98 = 22,999.95/x
  3. Step 3: Cross multiply
    56,279.89x = 84,419.98 × 22,999.95
  4. Step 4: Simplify right side
    56,279.89x = 1,941,655,261.50
  5. Step 5: Solve for x
    x = 1,941,655,261.50/56,279.89
  6. Step 6: Final answer
    x = 34,499.98

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Similar ratio
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1.5x scale

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.