Home / 33,124.52-45,713.70-18,979.72

Finding the Fourth Proportional to 33,124.52, 45,713.70 and 18,979.72

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Solution

The fourth proportional to 33,124.52, 45,713.70 and 18,979.72 is: 26,193.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,124.52 : 45,713.70 = 18,979.72 : x
  2. Step 2: Convert to fraction form
    33,124.52/45,713.70 = 18,979.72/x
  3. Step 3: Cross multiply
    33,124.52x = 45,713.70 × 18,979.72
  4. Step 4: Simplify right side
    33,124.52x = 867,633,226.16
  5. Step 5: Solve for x
    x = 867,633,226.16/33,124.52
  6. Step 6: Final answer
    x = 26,193.08

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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.