Home / 44,513.92-66,788.16-18,231.04

Finding the Fourth Proportional to 44,513.92, 66,788.16 and 18,231.04

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Solution

The fourth proportional to 44,513.92, 66,788.16 and 18,231.04 is: 27,353.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,513.92 : 66,788.16 = 18,231.04 : x
  2. Step 2: Convert to fraction form
    44,513.92/66,788.16 = 18,231.04/x
  3. Step 3: Cross multiply
    44,513.92x = 66,788.16 × 18,231.04
  4. Step 4: Simplify right side
    44,513.92x = 1,217,617,616.49
  5. Step 5: Solve for x
    x = 1,217,617,616.49/44,513.92
  6. Step 6: Final answer
    x = 27,353.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.