Home / 15,560.24-21,472.26-8,844.92

Finding the Fourth Proportional to 15,560.24, 21,472.26 and 8,844.92

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Solution

The fourth proportional to 15,560.24, 21,472.26 and 8,844.92 is: 12,205.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560.24 : 21,472.26 = 8,844.92 : x
  2. Step 2: Convert to fraction form
    15,560.24/21,472.26 = 8,844.92/x
  3. Step 3: Cross multiply
    15,560.24x = 21,472.26 × 8,844.92
  4. Step 4: Simplify right side
    15,560.24x = 189,920,421.92
  5. Step 5: Solve for x
    x = 189,920,421.92/15,560.24
  6. Step 6: Final answer
    x = 12,205.49

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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.