Home / 25,154.99-37,679.18-17,220.29

Finding the Fourth Proportional to 25,154.99, 37,679.18 and 17,220.29

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Solution

The fourth proportional to 25,154.99, 37,679.18 and 17,220.29 is: 25,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.99 : 37,679.18 = 17,220.29 : x
  2. Step 2: Convert to fraction form
    25,154.99/37,679.18 = 17,220.29/x
  3. Step 3: Cross multiply
    25,154.99x = 37,679.18 × 17,220.29
  4. Step 4: Simplify right side
    25,154.99x = 648,846,132.06
  5. Step 5: Solve for x
    x = 648,846,132.06/25,154.99
  6. Step 6: Final answer
    x = 25,793.93

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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.