Home / 26,279.28-39,419.01-6,557.82

Finding the Fourth Proportional to 26,279.28, 39,419.01 and 6,557.82

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Solution

The fourth proportional to 26,279.28, 39,419.01 and 6,557.82 is: 9,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.28 : 39,419.01 = 6,557.82 : x
  2. Step 2: Convert to fraction form
    26,279.28/39,419.01 = 6,557.82/x
  3. Step 3: Cross multiply
    26,279.28x = 39,419.01 × 6,557.82
  4. Step 4: Simplify right side
    26,279.28x = 258,502,772.16
  5. Step 5: Solve for x
    x = 258,502,772.16/26,279.28
  6. Step 6: Final answer
    x = 9,836.75

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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.