Home / 26,478.55-36,540.84-14,542.99

Finding the Fourth Proportional to 26,478.55, 36,540.84 and 14,542.99

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Solution

The fourth proportional to 26,478.55, 36,540.84 and 14,542.99 is: 20,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,478.55 : 36,540.84 = 14,542.99 : x
  2. Step 2: Convert to fraction form
    26,478.55/36,540.84 = 14,542.99/x
  3. Step 3: Cross multiply
    26,478.55x = 36,540.84 × 14,542.99
  4. Step 4: Simplify right side
    26,478.55x = 531,413,070.71
  5. Step 5: Solve for x
    x = 531,413,070.71/26,478.55
  6. Step 6: Final answer
    x = 20,069.57

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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.