Home / 26,425.48-39,633.18-13,274.20

Finding the Fourth Proportional to 26,425.48, 39,633.18 and 13,274.20

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Solution

The fourth proportional to 26,425.48, 39,633.18 and 13,274.20 is: 19,908.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,425.48 : 39,633.18 = 13,274.20 : x
  2. Step 2: Convert to fraction form
    26,425.48/39,633.18 = 13,274.20/x
  3. Step 3: Cross multiply
    26,425.48x = 39,633.18 × 13,274.20
  4. Step 4: Simplify right side
    26,425.48x = 526,098,757.96
  5. Step 5: Solve for x
    x = 526,098,757.96/26,425.48
  6. Step 6: Final answer
    x = 19,908.77

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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.