Home / 38,351.68-57,518.41-17,278.72

Finding the Fourth Proportional to 38,351.68, 57,518.41 and 17,278.72

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Solution

The fourth proportional to 38,351.68, 57,518.41 and 17,278.72 is: 25,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351.68 : 57,518.41 = 17,278.72 : x
  2. Step 2: Convert to fraction form
    38,351.68/57,518.41 = 17,278.72/x
  3. Step 3: Cross multiply
    38,351.68x = 57,518.41 × 17,278.72
  4. Step 4: Simplify right side
    38,351.68x = 993,844,501.24
  5. Step 5: Solve for x
    x = 993,844,501.24/38,351.68
  6. Step 6: Final answer
    x = 25,913.98

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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.