Home / 38,829.34-58,229.64-13,862.68

Finding the Fourth Proportional to 38,829.34, 58,229.64 and 13,862.68

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Solution

The fourth proportional to 38,829.34, 58,229.64 and 13,862.68 is: 20,788.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,829.34 : 58,229.64 = 13,862.68 : x
  2. Step 2: Convert to fraction form
    38,829.34/58,229.64 = 13,862.68/x
  3. Step 3: Cross multiply
    38,829.34x = 58,229.64 × 13,862.68
  4. Step 4: Simplify right side
    38,829.34x = 807,218,865.84
  5. Step 5: Solve for x
    x = 807,218,865.84/38,829.34
  6. Step 6: Final answer
    x = 20,788.89

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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.