Home / 23,270.76-32,114.04-12,660.56

Finding the Fourth Proportional to 23,270.76, 32,114.04 and 12,660.56

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Solution

The fourth proportional to 23,270.76, 32,114.04 and 12,660.56 is: 17,471.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,270.76 : 32,114.04 = 12,660.56 : x
  2. Step 2: Convert to fraction form
    23,270.76/32,114.04 = 12,660.56/x
  3. Step 3: Cross multiply
    23,270.76x = 32,114.04 × 12,660.56
  4. Step 4: Simplify right side
    23,270.76x = 406,581,730.26
  5. Step 5: Solve for x
    x = 406,581,730.26/23,270.76
  6. Step 6: Final answer
    x = 17,471.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.