Home / 42,079.44-63,143.28-17,114.88

Finding the Fourth Proportional to 42,079.44, 63,143.28 and 17,114.88

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Solution

The fourth proportional to 42,079.44, 63,143.28 and 17,114.88 is: 25,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,079.44 : 63,143.28 = 17,114.88 : x
  2. Step 2: Convert to fraction form
    42,079.44/63,143.28 = 17,114.88/x
  3. Step 3: Cross multiply
    42,079.44x = 63,143.28 × 17,114.88
  4. Step 4: Simplify right side
    42,079.44x = 1,080,689,660.01
  5. Step 5: Solve for x
    x = 1,080,689,660.01/42,079.44
  6. Step 6: Final answer
    x = 25,682.13

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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.