Home / 24,949.20-37,429.20-7,420.80

Finding the Fourth Proportional to 24,949.20, 37,429.20 and 7,420.80

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Solution

The fourth proportional to 24,949.20, 37,429.20 and 7,420.80 is: 11,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,949.20 : 37,429.20 = 7,420.80 : x
  2. Step 2: Convert to fraction form
    24,949.20/37,429.20 = 7,420.80/x
  3. Step 3: Cross multiply
    24,949.20x = 37,429.20 × 7,420.80
  4. Step 4: Simplify right side
    24,949.20x = 277,754,607.36
  5. Step 5: Solve for x
    x = 277,754,607.36/24,949.20
  6. Step 6: Final answer
    x = 11,132.81

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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.