Home / 42,258.72-63,316.80-27,445.44

Finding the Fourth Proportional to 42,258.72, 63,316.80 and 27,445.44

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Solution

The fourth proportional to 42,258.72, 63,316.80 and 27,445.44 is: 41,121.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,258.72 : 63,316.80 = 27,445.44 : x
  2. Step 2: Convert to fraction form
    42,258.72/63,316.80 = 27,445.44/x
  3. Step 3: Cross multiply
    42,258.72x = 63,316.80 × 27,445.44
  4. Step 4: Simplify right side
    42,258.72x = 1,737,757,435.39
  5. Step 5: Solve for x
    x = 1,737,757,435.39/42,258.72
  6. Step 6: Final answer
    x = 41,121.87

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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.