Home / 29,987.81-41,373.34-18,046.79

Finding the Fourth Proportional to 29,987.81, 41,373.34 and 18,046.79

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Solution

The fourth proportional to 29,987.81, 41,373.34 and 18,046.79 is: 24,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,987.81 : 41,373.34 = 18,046.79 : x
  2. Step 2: Convert to fraction form
    29,987.81/41,373.34 = 18,046.79/x
  3. Step 3: Cross multiply
    29,987.81x = 41,373.34 × 18,046.79
  4. Step 4: Simplify right side
    29,987.81x = 746,655,726.59
  5. Step 5: Solve for x
    x = 746,655,726.59/29,987.81
  6. Step 6: Final answer
    x = 24,898.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.