Home / 38,887.05-58,305.47-21,352.17

Finding the Fourth Proportional to 38,887.05, 58,305.47 and 21,352.17

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Solution

The fourth proportional to 38,887.05, 58,305.47 and 21,352.17 is: 32,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,887.05 : 58,305.47 = 21,352.17 : x
  2. Step 2: Convert to fraction form
    38,887.05/58,305.47 = 21,352.17/x
  3. Step 3: Cross multiply
    38,887.05x = 58,305.47 × 21,352.17
  4. Step 4: Simplify right side
    38,887.05x = 1,244,948,200.61
  5. Step 5: Solve for x
    x = 1,244,948,200.61/38,887.05
  6. Step 6: Final answer
    x = 32,014.47

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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.