Home / 38,776.95-58,165.65-13,817.97

Finding the Fourth Proportional to 38,776.95, 58,165.65 and 13,817.97

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Solution

The fourth proportional to 38,776.95, 58,165.65 and 13,817.97 is: 20,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,776.95 : 58,165.65 = 13,817.97 : x
  2. Step 2: Convert to fraction form
    38,776.95/58,165.65 = 13,817.97/x
  3. Step 3: Cross multiply
    38,776.95x = 58,165.65 × 13,817.97
  4. Step 4: Simplify right side
    38,776.95x = 803,731,206.73
  5. Step 5: Solve for x
    x = 803,731,206.73/38,776.95
  6. Step 6: Final answer
    x = 20,727.04

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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.