Home / 33,147.28-45,746.28-18,244.24

Finding the Fourth Proportional to 33,147.28, 45,746.28 and 18,244.24

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Solution

The fourth proportional to 33,147.28, 45,746.28 and 18,244.24 is: 25,178.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,147.28 : 45,746.28 = 18,244.24 : x
  2. Step 2: Convert to fraction form
    33,147.28/45,746.28 = 18,244.24/x
  3. Step 3: Cross multiply
    33,147.28x = 45,746.28 × 18,244.24
  4. Step 4: Simplify right side
    33,147.28x = 834,606,111.43
  5. Step 5: Solve for x
    x = 834,606,111.43/33,147.28
  6. Step 6: Final answer
    x = 25,178.72

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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.