Home / 42,724.91-64,087.37-27,946.26

Finding the Fourth Proportional to 42,724.91, 64,087.37 and 27,946.26

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Solution

The fourth proportional to 42,724.91, 64,087.37 and 27,946.26 is: 41,919.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,724.91 : 64,087.37 = 27,946.26 : x
  2. Step 2: Convert to fraction form
    42,724.91/64,087.37 = 27,946.26/x
  3. Step 3: Cross multiply
    42,724.91x = 64,087.37 × 27,946.26
  4. Step 4: Simplify right side
    42,724.91x = 1,791,002,304.74
  5. Step 5: Solve for x
    x = 1,791,002,304.74/42,724.91
  6. Step 6: Final answer
    x = 41,919.39

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Double scale
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Similar ratio
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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.