Home / 53,871.70-80,769.98-23,869.62

Finding the Fourth Proportional to 53,871.70, 80,769.98 and 23,869.62

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Solution

The fourth proportional to 53,871.70, 80,769.98 and 23,869.62 is: 35,787.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,871.70 : 80,769.98 = 23,869.62 : x
  2. Step 2: Convert to fraction form
    53,871.70/80,769.98 = 23,869.62/x
  3. Step 3: Cross multiply
    53,871.70x = 80,769.98 × 23,869.62
  4. Step 4: Simplify right side
    53,871.70x = 1,927,948,730.01
  5. Step 5: Solve for x
    x = 1,927,948,730.01/53,871.70
  6. Step 6: Final answer
    x = 35,787.78

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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.