Home / 26,500.89-39,685.72-14,789.51

Finding the Fourth Proportional to 26,500.89, 39,685.72 and 14,789.51

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Solution

The fourth proportional to 26,500.89, 39,685.72 and 14,789.51 is: 22,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.89 : 39,685.72 = 14,789.51 : x
  2. Step 2: Convert to fraction form
    26,500.89/39,685.72 = 14,789.51/x
  3. Step 3: Cross multiply
    26,500.89x = 39,685.72 × 14,789.51
  4. Step 4: Simplify right side
    26,500.89x = 586,932,352.80
  5. Step 5: Solve for x
    x = 586,932,352.80/26,500.89
  6. Step 6: Final answer
    x = 22,147.65

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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.