Home / 33,294.24-45,898.38-20,538.90

Finding the Fourth Proportional to 33,294.24, 45,898.38 and 20,538.90

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Solution

The fourth proportional to 33,294.24, 45,898.38 and 20,538.90 is: 28,314.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,294.24 : 45,898.38 = 20,538.90 : x
  2. Step 2: Convert to fraction form
    33,294.24/45,898.38 = 20,538.90/x
  3. Step 3: Cross multiply
    33,294.24x = 45,898.38 × 20,538.90
  4. Step 4: Simplify right side
    33,294.24x = 942,702,236.98
  5. Step 5: Solve for x
    x = 942,702,236.98/33,294.24
  6. Step 6: Final answer
    x = 28,314.27

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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.