Home / 18,489.08-25,526.23-12,034.87

Finding the Fourth Proportional to 18,489.08, 25,526.23 and 12,034.87

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Solution

The fourth proportional to 18,489.08, 25,526.23 and 12,034.87 is: 16,615.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,489.08 : 25,526.23 = 12,034.87 : x
  2. Step 2: Convert to fraction form
    18,489.08/25,526.23 = 12,034.87/x
  3. Step 3: Cross multiply
    18,489.08x = 25,526.23 × 12,034.87
  4. Step 4: Simplify right side
    18,489.08x = 307,204,765.74
  5. Step 5: Solve for x
    x = 307,204,765.74/18,489.08
  6. Step 6: Final answer
    x = 16,615.47

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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.