Home / 24,780.98-34,189.42-15,833.72

Finding the Fourth Proportional to 24,780.98, 34,189.42 and 15,833.72

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Solution

The fourth proportional to 24,780.98, 34,189.42 and 15,833.72 is: 21,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,780.98 : 34,189.42 = 15,833.72 : x
  2. Step 2: Convert to fraction form
    24,780.98/34,189.42 = 15,833.72/x
  3. Step 3: Cross multiply
    24,780.98x = 34,189.42 × 15,833.72
  4. Step 4: Simplify right side
    24,780.98x = 541,345,703.24
  5. Step 5: Solve for x
    x = 541,345,703.24/24,780.98
  6. Step 6: Final answer
    x = 21,845.21

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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.