Home / 39,867.12-54,994.68-27,948.24

Finding the Fourth Proportional to 39,867.12, 54,994.68 and 27,948.24

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Solution

The fourth proportional to 39,867.12, 54,994.68 and 27,948.24 is: 38,553.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867.12 : 54,994.68 = 27,948.24 : x
  2. Step 2: Convert to fraction form
    39,867.12/54,994.68 = 27,948.24/x
  3. Step 3: Cross multiply
    39,867.12x = 54,994.68 × 27,948.24
  4. Step 4: Simplify right side
    39,867.12x = 1,537,004,515.36
  5. Step 5: Solve for x
    x = 1,537,004,515.36/39,867.12
  6. Step 6: Final answer
    x = 38,553.19

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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.