Home / 25,345.98-37,982.25-17,440.38

Finding the Fourth Proportional to 25,345.98, 37,982.25 and 17,440.38

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Solution

The fourth proportional to 25,345.98, 37,982.25 and 17,440.38 is: 26,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345.98 : 37,982.25 = 17,440.38 : x
  2. Step 2: Convert to fraction form
    25,345.98/37,982.25 = 17,440.38/x
  3. Step 3: Cross multiply
    25,345.98x = 37,982.25 × 17,440.38
  4. Step 4: Simplify right side
    25,345.98x = 662,424,873.26
  5. Step 5: Solve for x
    x = 662,424,873.26/25,345.98
  6. Step 6: Final answer
    x = 26,135.30

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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.