Home / 25,457.38-38,198.22-12,302.44

Finding the Fourth Proportional to 25,457.38, 38,198.22 and 12,302.44

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Solution

The fourth proportional to 25,457.38, 38,198.22 and 12,302.44 is: 18,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457.38 : 38,198.22 = 12,302.44 : x
  2. Step 2: Convert to fraction form
    25,457.38/38,198.22 = 12,302.44/x
  3. Step 3: Cross multiply
    25,457.38x = 38,198.22 × 12,302.44
  4. Step 4: Simplify right side
    25,457.38x = 469,931,309.66
  5. Step 5: Solve for x
    x = 469,931,309.66/25,457.38
  6. Step 6: Final answer
    x = 18,459.53

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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.