Home / 16,679.42-23,018.15-9,125.58

Finding the Fourth Proportional to 16,679.42, 23,018.15 and 9,125.58

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Solution

The fourth proportional to 16,679.42, 23,018.15 and 9,125.58 is: 12,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.42 : 23,018.15 = 9,125.58 : x
  2. Step 2: Convert to fraction form
    16,679.42/23,018.15 = 9,125.58/x
  3. Step 3: Cross multiply
    16,679.42x = 23,018.15 × 9,125.58
  4. Step 4: Simplify right side
    16,679.42x = 210,053,923.65
  5. Step 5: Solve for x
    x = 210,053,923.65/16,679.42
  6. Step 6: Final answer
    x = 12,593.60

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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.