Home / 23,494.01-32,402.91-20,655.38

Finding the Fourth Proportional to 23,494.01, 32,402.91 and 20,655.38

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Solution

The fourth proportional to 23,494.01, 32,402.91 and 20,655.38 is: 28,487.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,494.01 : 32,402.91 = 20,655.38 : x
  2. Step 2: Convert to fraction form
    23,494.01/32,402.91 = 20,655.38/x
  3. Step 3: Cross multiply
    23,494.01x = 32,402.91 × 20,655.38
  4. Step 4: Simplify right side
    23,494.01x = 669,294,419.16
  5. Step 5: Solve for x
    x = 669,294,419.16/23,494.01
  6. Step 6: Final answer
    x = 28,487.87

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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.