Home / 26,478.43-36,540.27-14,542.54

Finding the Fourth Proportional to 26,478.43, 36,540.27 and 14,542.54

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Solution

The fourth proportional to 26,478.43, 36,540.27 and 14,542.54 is: 20,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,478.43 : 36,540.27 = 14,542.54 : x
  2. Step 2: Convert to fraction form
    26,478.43/36,540.27 = 14,542.54/x
  3. Step 3: Cross multiply
    26,478.43x = 36,540.27 × 14,542.54
  4. Step 4: Simplify right side
    26,478.43x = 531,388,246.74
  5. Step 5: Solve for x
    x = 531,388,246.74/26,478.43
  6. Step 6: Final answer
    x = 20,068.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.