Home / 39,045.28-58,540.08-18,257.44

Finding the Fourth Proportional to 39,045.28, 58,540.08 and 18,257.44

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Solution

The fourth proportional to 39,045.28, 58,540.08 and 18,257.44 is: 27,373.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,045.28 : 58,540.08 = 18,257.44 : x
  2. Step 2: Convert to fraction form
    39,045.28/58,540.08 = 18,257.44/x
  3. Step 3: Cross multiply
    39,045.28x = 58,540.08 × 18,257.44
  4. Step 4: Simplify right side
    39,045.28x = 1,068,791,998.20
  5. Step 5: Solve for x
    x = 1,068,791,998.20/39,045.28
  6. Step 6: Final answer
    x = 27,373.14

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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.