Home / 16,456.68-22,706.87-9,738.95

Finding the Fourth Proportional to 16,456.68, 22,706.87 and 9,738.95

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Solution

The fourth proportional to 16,456.68, 22,706.87 and 9,738.95 is: 13,437.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,456.68 : 22,706.87 = 9,738.95 : x
  2. Step 2: Convert to fraction form
    16,456.68/22,706.87 = 9,738.95/x
  3. Step 3: Cross multiply
    16,456.68x = 22,706.87 × 9,738.95
  4. Step 4: Simplify right side
    16,456.68x = 221,140,909.36
  5. Step 5: Solve for x
    x = 221,140,909.36/16,456.68
  6. Step 6: Final answer
    x = 13,437.76

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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.