Home / 26,000.06-39,002.50-7,280.06

Finding the Fourth Proportional to 26,000.06, 39,002.50 and 7,280.06

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Solution

The fourth proportional to 26,000.06, 39,002.50 and 7,280.06 is: 10,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,000.06 : 39,002.50 = 7,280.06 : x
  2. Step 2: Convert to fraction form
    26,000.06/39,002.50 = 7,280.06/x
  3. Step 3: Cross multiply
    26,000.06x = 39,002.50 × 7,280.06
  4. Step 4: Simplify right side
    26,000.06x = 283,940,540.15
  5. Step 5: Solve for x
    x = 283,940,540.15/26,000.06
  6. Step 6: Final answer
    x = 10,920.76

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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.