Home / 41,787.48-62,678.28-19,605.72

Finding the Fourth Proportional to 41,787.48, 62,678.28 and 19,605.72

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Solution

The fourth proportional to 41,787.48, 62,678.28 and 19,605.72 is: 29,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,787.48 : 62,678.28 = 19,605.72 : x
  2. Step 2: Convert to fraction form
    41,787.48/62,678.28 = 19,605.72/x
  3. Step 3: Cross multiply
    41,787.48x = 62,678.28 × 19,605.72
  4. Step 4: Simplify right side
    41,787.48x = 1,228,852,807.76
  5. Step 5: Solve for x
    x = 1,228,852,807.76/41,787.48
  6. Step 6: Final answer
    x = 29,407.20

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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.