Home / 53,037.52-79,543.96-15,587.57

Finding the Fourth Proportional to 53,037.52, 79,543.96 and 15,587.57

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Solution

The fourth proportional to 53,037.52, 79,543.96 and 15,587.57 is: 23,377.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,037.52 : 79,543.96 = 15,587.57 : x
  2. Step 2: Convert to fraction form
    53,037.52/79,543.96 = 15,587.57/x
  3. Step 3: Cross multiply
    53,037.52x = 79,543.96 × 15,587.57
  4. Step 4: Simplify right side
    53,037.52x = 1,239,897,204.47
  5. Step 5: Solve for x
    x = 1,239,897,204.47/53,037.52
  6. Step 6: Final answer
    x = 23,377.74

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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.