Home / 16,416.15-22,648.59-9,957.86

Finding the Fourth Proportional to 16,416.15, 22,648.59 and 9,957.86

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Solution

The fourth proportional to 16,416.15, 22,648.59 and 9,957.86 is: 13,738.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,416.15 : 22,648.59 = 9,957.86 : x
  2. Step 2: Convert to fraction form
    16,416.15/22,648.59 = 9,957.86/x
  3. Step 3: Cross multiply
    16,416.15x = 22,648.59 × 9,957.86
  4. Step 4: Simplify right side
    16,416.15x = 225,531,375.17
  5. Step 5: Solve for x
    x = 225,531,375.17/16,416.15
  6. Step 6: Final answer
    x = 13,738.38

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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.