Home / 26,189.30-39,276.12-7,468.04

Finding the Fourth Proportional to 26,189.30, 39,276.12 and 7,468.04

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Solution

The fourth proportional to 26,189.30, 39,276.12 and 7,468.04 is: 11,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.30 : 39,276.12 = 7,468.04 : x
  2. Step 2: Convert to fraction form
    26,189.30/39,276.12 = 7,468.04/x
  3. Step 3: Cross multiply
    26,189.30x = 39,276.12 × 7,468.04
  4. Step 4: Simplify right side
    26,189.30x = 293,315,635.20
  5. Step 5: Solve for x
    x = 293,315,635.20/26,189.30
  6. Step 6: Final answer
    x = 11,199.83

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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.