Home / 33,279.56-45,925.90-18,172.36

Finding the Fourth Proportional to 33,279.56, 45,925.90 and 18,172.36

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Solution

The fourth proportional to 33,279.56, 45,925.90 and 18,172.36 is: 25,077.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,279.56 : 45,925.90 = 18,172.36 : x
  2. Step 2: Convert to fraction form
    33,279.56/45,925.90 = 18,172.36/x
  3. Step 3: Cross multiply
    33,279.56x = 45,925.90 × 18,172.36
  4. Step 4: Simplify right side
    33,279.56x = 834,581,988.12
  5. Step 5: Solve for x
    x = 834,581,988.12/33,279.56
  6. Step 6: Final answer
    x = 25,077.92

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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.