Home / 33,094.77-45,670.80-18,947.71

Finding the Fourth Proportional to 33,094.77, 45,670.80 and 18,947.71

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Solution

The fourth proportional to 33,094.77, 45,670.80 and 18,947.71 is: 26,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,094.77 : 45,670.80 = 18,947.71 : x
  2. Step 2: Convert to fraction form
    33,094.77/45,670.80 = 18,947.71/x
  3. Step 3: Cross multiply
    33,094.77x = 45,670.80 × 18,947.71
  4. Step 4: Simplify right side
    33,094.77x = 865,357,073.87
  5. Step 5: Solve for x
    x = 865,357,073.87/33,094.77
  6. Step 6: Final answer
    x = 26,147.85

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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.