Home / 23,496.13-32,405.77-20,657.43

Finding the Fourth Proportional to 23,496.13, 32,405.77 and 20,657.43

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Solution

The fourth proportional to 23,496.13, 32,405.77 and 20,657.43 is: 28,490.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,496.13 : 32,405.77 = 20,657.43 : x
  2. Step 2: Convert to fraction form
    23,496.13/32,405.77 = 20,657.43/x
  3. Step 3: Cross multiply
    23,496.13x = 32,405.77 × 20,657.43
  4. Step 4: Simplify right side
    23,496.13x = 669,419,951.19
  5. Step 5: Solve for x
    x = 669,419,951.19/23,496.13
  6. Step 6: Final answer
    x = 28,490.65

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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.