Home / 45,127.10-67,672.02-17,042.38

Finding the Fourth Proportional to 45,127.10, 67,672.02 and 17,042.38

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Solution

The fourth proportional to 45,127.10, 67,672.02 and 17,042.38 is: 25,556.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,127.10 : 67,672.02 = 17,042.38 : x
  2. Step 2: Convert to fraction form
    45,127.10/67,672.02 = 17,042.38/x
  3. Step 3: Cross multiply
    45,127.10x = 67,672.02 × 17,042.38
  4. Step 4: Simplify right side
    45,127.10x = 1,153,292,280.21
  5. Step 5: Solve for x
    x = 1,153,292,280.21/45,127.10
  6. Step 6: Final answer
    x = 25,556.53

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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.