Home / 45,553.28-68,326.56-21,877.76

Finding the Fourth Proportional to 45,553.28, 68,326.56 and 21,877.76

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Solution

The fourth proportional to 45,553.28, 68,326.56 and 21,877.76 is: 32,815.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,553.28 : 68,326.56 = 21,877.76 : x
  2. Step 2: Convert to fraction form
    45,553.28/68,326.56 = 21,877.76/x
  3. Step 3: Cross multiply
    45,553.28x = 68,326.56 × 21,877.76
  4. Step 4: Simplify right side
    45,553.28x = 1,494,832,081.31
  5. Step 5: Solve for x
    x = 1,494,832,081.31/45,553.28
  6. Step 6: Final answer
    x = 32,815.03

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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.