Home / 32,650.28-45,049.51-20,709.26

Finding the Fourth Proportional to 32,650.28, 45,049.51 and 20,709.26

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Solution

The fourth proportional to 32,650.28, 45,049.51 and 20,709.26 is: 28,573.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,650.28 : 45,049.51 = 20,709.26 : x
  2. Step 2: Convert to fraction form
    32,650.28/45,049.51 = 20,709.26/x
  3. Step 3: Cross multiply
    32,650.28x = 45,049.51 × 20,709.26
  4. Step 4: Simplify right side
    32,650.28x = 932,941,816.10
  5. Step 5: Solve for x
    x = 932,941,816.10/32,650.28
  6. Step 6: Final answer
    x = 28,573.78

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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.