Home / 57,689.39-86,543.24-24,409.71

Finding the Fourth Proportional to 57,689.39, 86,543.24 and 24,409.71

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Solution

The fourth proportional to 57,689.39, 86,543.24 and 24,409.71 is: 36,618.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,689.39 : 86,543.24 = 24,409.71 : x
  2. Step 2: Convert to fraction form
    57,689.39/86,543.24 = 24,409.71/x
  3. Step 3: Cross multiply
    57,689.39x = 86,543.24 × 24,409.71
  4. Step 4: Simplify right side
    57,689.39x = 2,112,495,390.86
  5. Step 5: Solve for x
    x = 2,112,495,390.86/57,689.39
  6. Step 6: Final answer
    x = 36,618.44

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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.