Home / 33,094.27-45,670.11-18,947.21

Finding the Fourth Proportional to 33,094.27, 45,670.11 and 18,947.21

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Solution

The fourth proportional to 33,094.27, 45,670.11 and 18,947.21 is: 26,147.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,094.27 : 45,670.11 = 18,947.21 : x
  2. Step 2: Convert to fraction form
    33,094.27/45,670.11 = 18,947.21/x
  3. Step 3: Cross multiply
    33,094.27x = 45,670.11 × 18,947.21
  4. Step 4: Simplify right side
    33,094.27x = 865,321,164.89
  5. Step 5: Solve for x
    x = 865,321,164.89/33,094.27
  6. Step 6: Final answer
    x = 26,147.16

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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.