Home / 15,521.57-23,282.07-3,834.80

Finding the Fourth Proportional to 15,521.57, 23,282.07 and 3,834.80

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Solution

The fourth proportional to 15,521.57, 23,282.07 and 3,834.80 is: 5,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521.57 : 23,282.07 = 3,834.80 : x
  2. Step 2: Convert to fraction form
    15,521.57/23,282.07 = 3,834.80/x
  3. Step 3: Cross multiply
    15,521.57x = 23,282.07 × 3,834.80
  4. Step 4: Simplify right side
    15,521.57x = 89,282,082.04
  5. Step 5: Solve for x
    x = 89,282,082.04/15,521.57
  6. Step 6: Final answer
    x = 5,752.13

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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.