Home / 53,042.78-79,552.95-15,592.66

Finding the Fourth Proportional to 53,042.78, 79,552.95 and 15,592.66

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Solution

The fourth proportional to 53,042.78, 79,552.95 and 15,592.66 is: 23,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,042.78 : 79,552.95 = 15,592.66 : x
  2. Step 2: Convert to fraction form
    53,042.78/79,552.95 = 15,592.66/x
  3. Step 3: Cross multiply
    53,042.78x = 79,552.95 × 15,592.66
  4. Step 4: Simplify right side
    53,042.78x = 1,240,442,101.35
  5. Step 5: Solve for x
    x = 1,240,442,101.35/53,042.78
  6. Step 6: Final answer
    x = 23,385.69

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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.