Home / 39,220.28-58,841.40-15,863.12

Finding the Fourth Proportional to 39,220.28, 58,841.40 and 15,863.12

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Solution

The fourth proportional to 39,220.28, 58,841.40 and 15,863.12 is: 23,799.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.28 : 58,841.40 = 15,863.12 : x
  2. Step 2: Convert to fraction form
    39,220.28/58,841.40 = 15,863.12/x
  3. Step 3: Cross multiply
    39,220.28x = 58,841.40 × 15,863.12
  4. Step 4: Simplify right side
    39,220.28x = 933,408,189.17
  5. Step 5: Solve for x
    x = 933,408,189.17/39,220.28
  6. Step 6: Final answer
    x = 23,799.12

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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.