Home / 33,082.01-45,655.23-18,934.55

Finding the Fourth Proportional to 33,082.01, 45,655.23 and 18,934.55

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Solution

The fourth proportional to 33,082.01, 45,655.23 and 18,934.55 is: 26,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,082.01 : 45,655.23 = 18,934.55 : x
  2. Step 2: Convert to fraction form
    33,082.01/45,655.23 = 18,934.55/x
  3. Step 3: Cross multiply
    33,082.01x = 45,655.23 × 18,934.55
  4. Step 4: Simplify right side
    33,082.01x = 864,461,235.20
  5. Step 5: Solve for x
    x = 864,461,235.20/33,082.01
  6. Step 6: Final answer
    x = 26,130.86

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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.