Home / 26,471.72-39,714.47-9,836.55

Finding the Fourth Proportional to 26,471.72, 39,714.47 and 9,836.55

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Solution

The fourth proportional to 26,471.72, 39,714.47 and 9,836.55 is: 14,757.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,471.72 : 39,714.47 = 9,836.55 : x
  2. Step 2: Convert to fraction form
    26,471.72/39,714.47 = 9,836.55/x
  3. Step 3: Cross multiply
    26,471.72x = 39,714.47 × 9,836.55
  4. Step 4: Simplify right side
    26,471.72x = 390,653,369.88
  5. Step 5: Solve for x
    x = 390,653,369.88/26,471.72
  6. Step 6: Final answer
    x = 14,757.39

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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.