Home / 17,339.78-25,884.21-15,237.90

Finding the Fourth Proportional to 17,339.78, 25,884.21 and 15,237.90

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Solution

The fourth proportional to 17,339.78, 25,884.21 and 15,237.90 is: 22,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,339.78 : 25,884.21 = 15,237.90 : x
  2. Step 2: Convert to fraction form
    17,339.78/25,884.21 = 15,237.90/x
  3. Step 3: Cross multiply
    17,339.78x = 25,884.21 × 15,237.90
  4. Step 4: Simplify right side
    17,339.78x = 394,421,060.70
  5. Step 5: Solve for x
    x = 394,421,060.70/17,339.78
  6. Step 6: Final answer
    x = 22,746.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.