Home / 44,432.80-66,650.40-19,460

Finding the Fourth Proportional to 44,432.80, 66,650.40 and 19,460

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Solution

The fourth proportional to 44,432.80, 66,650.40 and 19,460 is: 29,190.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,432.80 : 66,650.40 = 19,460 : x
  2. Step 2: Convert to fraction form
    44,432.80/66,650.40 = 19,460/x
  3. Step 3: Cross multiply
    44,432.80x = 66,650.40 × 19,460
  4. Step 4: Simplify right side
    44,432.80x = 1,297,016,784
  5. Step 5: Solve for x
    x = 1,297,016,784/44,432.80
  6. Step 6: Final answer
    x = 29,190.53

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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.