Home / 15,845.08-23,792.20-15,143.90

Finding the Fourth Proportional to 15,845.08, 23,792.20 and 15,143.90

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Solution

The fourth proportional to 15,845.08, 23,792.20 and 15,143.90 is: 22,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,845.08 : 23,792.20 = 15,143.90 : x
  2. Step 2: Convert to fraction form
    15,845.08/23,792.20 = 15,143.90/x
  3. Step 3: Cross multiply
    15,845.08x = 23,792.20 × 15,143.90
  4. Step 4: Simplify right side
    15,845.08x = 360,306,697.58
  5. Step 5: Solve for x
    x = 360,306,697.58/15,845.08
  6. Step 6: Final answer
    x = 22,739.34

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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.