Home / 45,816.17-68,676.29-19,177.43

Finding the Fourth Proportional to 45,816.17, 68,676.29 and 19,177.43

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Solution

The fourth proportional to 45,816.17, 68,676.29 and 19,177.43 is: 28,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,816.17 : 68,676.29 = 19,177.43 : x
  2. Step 2: Convert to fraction form
    45,816.17/68,676.29 = 19,177.43/x
  3. Step 3: Cross multiply
    45,816.17x = 68,676.29 × 19,177.43
  4. Step 4: Simplify right side
    45,816.17x = 1,317,034,376.78
  5. Step 5: Solve for x
    x = 1,317,034,376.78/45,816.17
  6. Step 6: Final answer
    x = 28,746.06

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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.