Home / 15,562.26-21,475.17-8,488.26

Finding the Fourth Proportional to 15,562.26, 21,475.17 and 8,488.26

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Solution

The fourth proportional to 15,562.26, 21,475.17 and 8,488.26 is: 11,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562.26 : 21,475.17 = 8,488.26 : x
  2. Step 2: Convert to fraction form
    15,562.26/21,475.17 = 8,488.26/x
  3. Step 3: Cross multiply
    15,562.26x = 21,475.17 × 8,488.26
  4. Step 4: Simplify right side
    15,562.26x = 182,286,826.50
  5. Step 5: Solve for x
    x = 182,286,826.50/15,562.26
  6. Step 6: Final answer
    x = 11,713.39

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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.