Home / 15,834.80-23,752.20-4,149.20

Finding the Fourth Proportional to 15,834.80, 23,752.20 and 4,149.20

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Solution

The fourth proportional to 15,834.80, 23,752.20 and 4,149.20 is: 6,223.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,834.80 : 23,752.20 = 4,149.20 : x
  2. Step 2: Convert to fraction form
    15,834.80/23,752.20 = 4,149.20/x
  3. Step 3: Cross multiply
    15,834.80x = 23,752.20 × 4,149.20
  4. Step 4: Simplify right side
    15,834.80x = 98,552,628.24
  5. Step 5: Solve for x
    x = 98,552,628.24/15,834.80
  6. Step 6: Final answer
    x = 6,223.80

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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.