Home / 15,497.16-23,227.20-7,165.80

Finding the Fourth Proportional to 15,497.16, 23,227.20 and 7,165.80

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Solution

The fourth proportional to 15,497.16, 23,227.20 and 7,165.80 is: 10,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,497.16 : 23,227.20 = 7,165.80 : x
  2. Step 2: Convert to fraction form
    15,497.16/23,227.20 = 7,165.80/x
  3. Step 3: Cross multiply
    15,497.16x = 23,227.20 × 7,165.80
  4. Step 4: Simplify right side
    15,497.16x = 166,441,469.76
  5. Step 5: Solve for x
    x = 166,441,469.76/15,497.16
  6. Step 6: Final answer
    x = 10,740.13

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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.