Home / 26,555.72-39,839.36-8,087.24

Finding the Fourth Proportional to 26,555.72, 39,839.36 and 8,087.24

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Solution

The fourth proportional to 26,555.72, 39,839.36 and 8,087.24 is: 12,132.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.72 : 39,839.36 = 8,087.24 : x
  2. Step 2: Convert to fraction form
    26,555.72/39,839.36 = 8,087.24/x
  3. Step 3: Cross multiply
    26,555.72x = 39,839.36 × 8,087.24
  4. Step 4: Simplify right side
    26,555.72x = 322,190,465.77
  5. Step 5: Solve for x
    x = 322,190,465.77/26,555.72
  6. Step 6: Final answer
    x = 12,132.62

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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.