Home / 42,126.41-63,188.38-17,160.28

Finding the Fourth Proportional to 42,126.41, 63,188.38 and 17,160.28

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Solution

The fourth proportional to 42,126.41, 63,188.38 and 17,160.28 is: 25,739.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,126.41 : 63,188.38 = 17,160.28 : x
  2. Step 2: Convert to fraction form
    42,126.41/63,188.38 = 17,160.28/x
  3. Step 3: Cross multiply
    42,126.41x = 63,188.38 × 17,160.28
  4. Step 4: Simplify right side
    42,126.41x = 1,084,330,293.55
  5. Step 5: Solve for x
    x = 1,084,330,293.55/42,126.41
  6. Step 6: Final answer
    x = 25,739.92

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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.