Home / 15,721.24-23,567.18-10,793.20

Finding the Fourth Proportional to 15,721.24, 23,567.18 and 10,793.20

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Solution

The fourth proportional to 15,721.24, 23,567.18 and 10,793.20 is: 16,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,721.24 : 23,567.18 = 10,793.20 : x
  2. Step 2: Convert to fraction form
    15,721.24/23,567.18 = 10,793.20/x
  3. Step 3: Cross multiply
    15,721.24x = 23,567.18 × 10,793.20
  4. Step 4: Simplify right side
    15,721.24x = 254,365,287.18
  5. Step 5: Solve for x
    x = 254,365,287.18/15,721.24
  6. Step 6: Final answer
    x = 16,179.72

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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.