Home / 31,511.10-43,486.24-17,364.85

Finding the Fourth Proportional to 31,511.10, 43,486.24 and 17,364.85

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Solution

The fourth proportional to 31,511.10, 43,486.24 and 17,364.85 is: 23,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,511.10 : 43,486.24 = 17,364.85 : x
  2. Step 2: Convert to fraction form
    31,511.10/43,486.24 = 17,364.85/x
  3. Step 3: Cross multiply
    31,511.10x = 43,486.24 × 17,364.85
  4. Step 4: Simplify right side
    31,511.10x = 755,132,034.66
  5. Step 5: Solve for x
    x = 755,132,034.66/31,511.10
  6. Step 6: Final answer
    x = 23,964.00

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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.