Home / 45,603.68-62,915.76-27,691.92

Finding the Fourth Proportional to 45,603.68, 62,915.76 and 27,691.92

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Solution

The fourth proportional to 45,603.68, 62,915.76 and 27,691.92 is: 38,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,603.68 : 62,915.76 = 27,691.92 : x
  2. Step 2: Convert to fraction form
    45,603.68/62,915.76 = 27,691.92/x
  3. Step 3: Cross multiply
    45,603.68x = 62,915.76 × 27,691.92
  4. Step 4: Simplify right side
    45,603.68x = 1,742,258,192.66
  5. Step 5: Solve for x
    x = 1,742,258,192.66/45,603.68
  6. Step 6: Final answer
    x = 38,204.33

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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.