Home / 32,764.68-45,220.41-20,833.38

Finding the Fourth Proportional to 32,764.68, 45,220.41 and 20,833.38

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Solution

The fourth proportional to 32,764.68, 45,220.41 and 20,833.38 is: 28,753.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,764.68 : 45,220.41 = 20,833.38 : x
  2. Step 2: Convert to fraction form
    32,764.68/45,220.41 = 20,833.38/x
  3. Step 3: Cross multiply
    32,764.68x = 45,220.41 × 20,833.38
  4. Step 4: Simplify right side
    32,764.68x = 942,093,985.29
  5. Step 5: Solve for x
    x = 942,093,985.29/32,764.68
  6. Step 6: Final answer
    x = 28,753.34

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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.