Home / 45,261.78-62,417.87-27,109.61

Finding the Fourth Proportional to 45,261.78, 62,417.87 and 27,109.61

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Solution

The fourth proportional to 45,261.78, 62,417.87 and 27,109.61 is: 37,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,261.78 : 62,417.87 = 27,109.61 : x
  2. Step 2: Convert to fraction form
    45,261.78/62,417.87 = 27,109.61/x
  3. Step 3: Cross multiply
    45,261.78x = 62,417.87 × 27,109.61
  4. Step 4: Simplify right side
    45,261.78x = 1,692,123,665.09
  5. Step 5: Solve for x
    x = 1,692,123,665.09/45,261.78
  6. Step 6: Final answer
    x = 37,385.27

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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.