Home / 56,543.10-84,685.48-26,981.70

Finding the Fourth Proportional to 56,543.10, 84,685.48 and 26,981.70

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Solution

The fourth proportional to 56,543.10, 84,685.48 and 26,981.70 is: 40,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,543.10 : 84,685.48 = 26,981.70 : x
  2. Step 2: Convert to fraction form
    56,543.10/84,685.48 = 26,981.70/x
  3. Step 3: Cross multiply
    56,543.10x = 84,685.48 × 26,981.70
  4. Step 4: Simplify right side
    56,543.10x = 2,284,957,869.09
  5. Step 5: Solve for x
    x = 2,284,957,869.09/56,543.10
  6. Step 6: Final answer
    x = 40,410.90

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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.