Home / 26,342.55-39,520.44-18,566.55

Finding the Fourth Proportional to 26,342.55, 39,520.44 and 18,566.55

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Solution

The fourth proportional to 26,342.55, 39,520.44 and 18,566.55 is: 27,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,342.55 : 39,520.44 = 18,566.55 : x
  2. Step 2: Convert to fraction form
    26,342.55/39,520.44 = 18,566.55/x
  3. Step 3: Cross multiply
    26,342.55x = 39,520.44 × 18,566.55
  4. Step 4: Simplify right side
    26,342.55x = 733,758,225.28
  5. Step 5: Solve for x
    x = 733,758,225.28/26,342.55
  6. Step 6: Final answer
    x = 27,854.49

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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.