Home / 42,587.28-63,880.92-34,889.04

Finding the Fourth Proportional to 42,587.28, 63,880.92 and 34,889.04

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Solution

The fourth proportional to 42,587.28, 63,880.92 and 34,889.04 is: 52,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,587.28 : 63,880.92 = 34,889.04 : x
  2. Step 2: Convert to fraction form
    42,587.28/63,880.92 = 34,889.04/x
  3. Step 3: Cross multiply
    42,587.28x = 63,880.92 × 34,889.04
  4. Step 4: Simplify right side
    42,587.28x = 2,228,743,973.12
  5. Step 5: Solve for x
    x = 2,228,743,973.12/42,587.28
  6. Step 6: Final answer
    x = 52,333.56

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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.