Home / 23,499.36-35,179.92-15,688.80

Finding the Fourth Proportional to 23,499.36, 35,179.92 and 15,688.80

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Solution

The fourth proportional to 23,499.36, 35,179.92 and 15,688.80 is: 23,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,499.36 : 35,179.92 = 15,688.80 : x
  2. Step 2: Convert to fraction form
    23,499.36/35,179.92 = 15,688.80/x
  3. Step 3: Cross multiply
    23,499.36x = 35,179.92 × 15,688.80
  4. Step 4: Simplify right side
    23,499.36x = 551,930,728.90
  5. Step 5: Solve for x
    x = 551,930,728.90/23,499.36
  6. Step 6: Final answer
    x = 23,487.05

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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.