Home / 26,148.04-36,082.20-15,391.24

Finding the Fourth Proportional to 26,148.04, 36,082.20 and 15,391.24

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Solution

The fourth proportional to 26,148.04, 36,082.20 and 15,391.24 is: 21,238.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,148.04 : 36,082.20 = 15,391.24 : x
  2. Step 2: Convert to fraction form
    26,148.04/36,082.20 = 15,391.24/x
  3. Step 3: Cross multiply
    26,148.04x = 36,082.20 × 15,391.24
  4. Step 4: Simplify right side
    26,148.04x = 555,349,799.93
  5. Step 5: Solve for x
    x = 555,349,799.93/26,148.04
  6. Step 6: Final answer
    x = 21,238.68

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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.