Home / 33,288.61-45,932.19-18,947.59

Finding the Fourth Proportional to 33,288.61, 45,932.19 and 18,947.59

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Solution

The fourth proportional to 33,288.61, 45,932.19 and 18,947.59 is: 26,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,288.61 : 45,932.19 = 18,947.59 : x
  2. Step 2: Convert to fraction form
    33,288.61/45,932.19 = 18,947.59/x
  3. Step 3: Cross multiply
    33,288.61x = 45,932.19 × 18,947.59
  4. Step 4: Simplify right side
    33,288.61x = 870,304,303.92
  5. Step 5: Solve for x
    x = 870,304,303.92/33,288.61
  6. Step 6: Final answer
    x = 26,144.21

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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.