Home / 24,857.73-34,319.43-15,431.76

Finding the Fourth Proportional to 24,857.73, 34,319.43 and 15,431.76

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Solution

The fourth proportional to 24,857.73, 34,319.43 and 15,431.76 is: 21,305.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,857.73 : 34,319.43 = 15,431.76 : x
  2. Step 2: Convert to fraction form
    24,857.73/34,319.43 = 15,431.76/x
  3. Step 3: Cross multiply
    24,857.73x = 34,319.43 × 15,431.76
  4. Step 4: Simplify right side
    24,857.73x = 529,609,207.10
  5. Step 5: Solve for x
    x = 529,609,207.10/24,857.73
  6. Step 6: Final answer
    x = 21,305.61

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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.