Home / 36,356.87-54,502.29-12,977.84

Finding the Fourth Proportional to 36,356.87, 54,502.29 and 12,977.84

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Solution

The fourth proportional to 36,356.87, 54,502.29 and 12,977.84 is: 19,454.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,356.87 : 54,502.29 = 12,977.84 : x
  2. Step 2: Convert to fraction form
    36,356.87/54,502.29 = 12,977.84/x
  3. Step 3: Cross multiply
    36,356.87x = 54,502.29 × 12,977.84
  4. Step 4: Simplify right side
    36,356.87x = 707,321,726.74
  5. Step 5: Solve for x
    x = 707,321,726.74/36,356.87
  6. Step 6: Final answer
    x = 19,454.97

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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.