Home / 45,171.16-67,767.50-15,589.25

Finding the Fourth Proportional to 45,171.16, 67,767.50 and 15,589.25

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Solution

The fourth proportional to 45,171.16, 67,767.50 and 15,589.25 is: 23,387.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,171.16 : 67,767.50 = 15,589.25 : x
  2. Step 2: Convert to fraction form
    45,171.16/67,767.50 = 15,589.25/x
  3. Step 3: Cross multiply
    45,171.16x = 67,767.50 × 15,589.25
  4. Step 4: Simplify right side
    45,171.16x = 1,056,444,453.64
  5. Step 5: Solve for x
    x = 1,056,444,453.64/45,171.16
  6. Step 6: Final answer
    x = 23,387.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.