Home / 23,480.67-32,409.08-15,939.57

Finding the Fourth Proportional to 23,480.67, 32,409.08 and 15,939.57

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Solution

The fourth proportional to 23,480.67, 32,409.08 and 15,939.57 is: 22,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,480.67 : 32,409.08 = 15,939.57 : x
  2. Step 2: Convert to fraction form
    23,480.67/32,409.08 = 15,939.57/x
  3. Step 3: Cross multiply
    23,480.67x = 32,409.08 × 15,939.57
  4. Step 4: Simplify right side
    23,480.67x = 516,586,799.30
  5. Step 5: Solve for x
    x = 516,586,799.30/23,480.67
  6. Step 6: Final answer
    x = 22,000.51

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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.