Home / 38,903.85-58,363.42-13,937.17

Finding the Fourth Proportional to 38,903.85, 58,363.42 and 13,937.17

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Solution

The fourth proportional to 38,903.85, 58,363.42 and 13,937.17 is: 20,908.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,903.85 : 58,363.42 = 13,937.17 : x
  2. Step 2: Convert to fraction form
    38,903.85/58,363.42 = 13,937.17/x
  3. Step 3: Cross multiply
    38,903.85x = 58,363.42 × 13,937.17
  4. Step 4: Simplify right side
    38,903.85x = 813,420,906.32
  5. Step 5: Solve for x
    x = 813,420,906.32/38,903.85
  6. Step 6: Final answer
    x = 20,908.49

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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.