Home / 25,139.19-37,708.88-8,499.26

Finding the Fourth Proportional to 25,139.19, 37,708.88 and 8,499.26

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Solution

The fourth proportional to 25,139.19, 37,708.88 and 8,499.26 is: 12,748.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139.19 : 37,708.88 = 8,499.26 : x
  2. Step 2: Convert to fraction form
    25,139.19/37,708.88 = 8,499.26/x
  3. Step 3: Cross multiply
    25,139.19x = 37,708.88 × 8,499.26
  4. Step 4: Simplify right side
    25,139.19x = 320,497,575.43
  5. Step 5: Solve for x
    x = 320,497,575.43/25,139.19
  6. Step 6: Final answer
    x = 12,748.92

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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.