Home / 47,983.19-71,952.57-17,975.12

Finding the Fourth Proportional to 47,983.19, 71,952.57 and 17,975.12

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Solution

The fourth proportional to 47,983.19, 71,952.57 and 17,975.12 is: 26,954.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,983.19 : 71,952.57 = 17,975.12 : x
  2. Step 2: Convert to fraction form
    47,983.19/71,952.57 = 17,975.12/x
  3. Step 3: Cross multiply
    47,983.19x = 71,952.57 × 17,975.12
  4. Step 4: Simplify right side
    47,983.19x = 1,293,355,720.30
  5. Step 5: Solve for x
    x = 1,293,355,720.30/47,983.19
  6. Step 6: Final answer
    x = 26,954.35

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Similar ratio
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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.