Home / 15,483.80-23,209.14-7,154.12

Finding the Fourth Proportional to 15,483.80, 23,209.14 and 7,154.12

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Solution

The fourth proportional to 15,483.80, 23,209.14 and 7,154.12 is: 10,723.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,483.80 : 23,209.14 = 7,154.12 : x
  2. Step 2: Convert to fraction form
    15,483.80/23,209.14 = 7,154.12/x
  3. Step 3: Cross multiply
    15,483.80x = 23,209.14 × 7,154.12
  4. Step 4: Simplify right side
    15,483.80x = 166,040,972.66
  5. Step 5: Solve for x
    x = 166,040,972.66/15,483.80
  6. Step 6: Final answer
    x = 10,723.53

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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.