Home / 16,679.43-23,017.41-9,125.65

Finding the Fourth Proportional to 16,679.43, 23,017.41 and 9,125.65

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Solution

The fourth proportional to 16,679.43, 23,017.41 and 9,125.65 is: 12,593.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.43 : 23,017.41 = 9,125.65 : x
  2. Step 2: Convert to fraction form
    16,679.43/23,017.41 = 9,125.65/x
  3. Step 3: Cross multiply
    16,679.43x = 23,017.41 × 9,125.65
  4. Step 4: Simplify right side
    16,679.43x = 210,048,904.82
  5. Step 5: Solve for x
    x = 210,048,904.82/16,679.43
  6. Step 6: Final answer
    x = 12,593.29

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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.