Home / 25,642.90-38,462.19-8,110.18

Finding the Fourth Proportional to 25,642.90, 38,462.19 and 8,110.18

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Solution

The fourth proportional to 25,642.90, 38,462.19 and 8,110.18 is: 12,164.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,642.90 : 38,462.19 = 8,110.18 : x
  2. Step 2: Convert to fraction form
    25,642.90/38,462.19 = 8,110.18/x
  3. Step 3: Cross multiply
    25,642.90x = 38,462.19 × 8,110.18
  4. Step 4: Simplify right side
    25,642.90x = 311,935,284.09
  5. Step 5: Solve for x
    x = 311,935,284.09/25,642.90
  6. Step 6: Final answer
    x = 12,164.59

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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.