Home / 25,669.88-38,478.65-17,350.74

Finding the Fourth Proportional to 25,669.88, 38,478.65 and 17,350.74

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Solution

The fourth proportional to 25,669.88, 38,478.65 and 17,350.74 is: 26,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,669.88 : 38,478.65 = 17,350.74 : x
  2. Step 2: Convert to fraction form
    25,669.88/38,478.65 = 17,350.74/x
  3. Step 3: Cross multiply
    25,669.88x = 38,478.65 × 17,350.74
  4. Step 4: Simplify right side
    25,669.88x = 667,632,964.95
  5. Step 5: Solve for x
    x = 667,632,964.95/25,669.88
  6. Step 6: Final answer
    x = 26,008.42

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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.