Home / 25,748.15-38,613.96-13,266.54

Finding the Fourth Proportional to 25,748.15, 38,613.96 and 13,266.54

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Solution

The fourth proportional to 25,748.15, 38,613.96 and 13,266.54 is: 19,895.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,748.15 : 38,613.96 = 13,266.54 : x
  2. Step 2: Convert to fraction form
    25,748.15/38,613.96 = 13,266.54/x
  3. Step 3: Cross multiply
    25,748.15x = 38,613.96 × 13,266.54
  4. Step 4: Simplify right side
    25,748.15x = 512,273,644.90
  5. Step 5: Solve for x
    x = 512,273,644.90/25,748.15
  6. Step 6: Final answer
    x = 19,895.56

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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.