Home / 26,209.88-39,314.12-6,488.62

Finding the Fourth Proportional to 26,209.88, 39,314.12 and 6,488.62

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Solution

The fourth proportional to 26,209.88, 39,314.12 and 6,488.62 is: 9,732.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209.88 : 39,314.12 = 6,488.62 : x
  2. Step 2: Convert to fraction form
    26,209.88/39,314.12 = 6,488.62/x
  3. Step 3: Cross multiply
    26,209.88x = 39,314.12 × 6,488.62
  4. Step 4: Simplify right side
    26,209.88x = 255,094,385.31
  5. Step 5: Solve for x
    x = 255,094,385.31/26,209.88
  6. Step 6: Final answer
    x = 9,732.76

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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.