Home / 35,517.47-49,013.12-19,385.15

Finding the Fourth Proportional to 35,517.47, 49,013.12 and 19,385.15

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Solution

The fourth proportional to 35,517.47, 49,013.12 and 19,385.15 is: 26,750.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,517.47 : 49,013.12 = 19,385.15 : x
  2. Step 2: Convert to fraction form
    35,517.47/49,013.12 = 19,385.15/x
  3. Step 3: Cross multiply
    35,517.47x = 49,013.12 × 19,385.15
  4. Step 4: Simplify right side
    35,517.47x = 950,126,683.17
  5. Step 5: Solve for x
    x = 950,126,683.17/35,517.47
  6. Step 6: Final answer
    x = 26,750.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.