Home / 47,929.30-66,142.50-26,708.10

Finding the Fourth Proportional to 47,929.30, 66,142.50 and 26,708.10

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Solution

The fourth proportional to 47,929.30, 66,142.50 and 26,708.10 is: 36,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,929.30 : 66,142.50 = 26,708.10 : x
  2. Step 2: Convert to fraction form
    47,929.30/66,142.50 = 26,708.10/x
  3. Step 3: Cross multiply
    47,929.30x = 66,142.50 × 26,708.10
  4. Step 4: Simplify right side
    47,929.30x = 1,766,540,504.25
  5. Step 5: Solve for x
    x = 1,766,540,504.25/47,929.30
  6. Step 6: Final answer
    x = 36,857.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.