Home / 18,226.72-25,149.84-10,158.62

Finding the Fourth Proportional to 18,226.72, 25,149.84 and 10,158.62

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Solution

The fourth proportional to 18,226.72, 25,149.84 and 10,158.62 is: 14,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.72 : 25,149.84 = 10,158.62 : x
  2. Step 2: Convert to fraction form
    18,226.72/25,149.84 = 10,158.62/x
  3. Step 3: Cross multiply
    18,226.72x = 25,149.84 × 10,158.62
  4. Step 4: Simplify right side
    18,226.72x = 255,487,667.62
  5. Step 5: Solve for x
    x = 255,487,667.62/18,226.72
  6. Step 6: Final answer
    x = 14,017.20

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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.