Home / 18,459.72-25,474.97-10,502.69

Finding the Fourth Proportional to 18,459.72, 25,474.97 and 10,502.69

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Solution

The fourth proportional to 18,459.72, 25,474.97 and 10,502.69 is: 14,494.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459.72 : 25,474.97 = 10,502.69 : x
  2. Step 2: Convert to fraction form
    18,459.72/25,474.97 = 10,502.69/x
  3. Step 3: Cross multiply
    18,459.72x = 25,474.97 × 10,502.69
  4. Step 4: Simplify right side
    18,459.72x = 267,555,611.55
  5. Step 5: Solve for x
    x = 267,555,611.55/18,459.72
  6. Step 6: Final answer
    x = 14,494.02

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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.