Home / 47,859.27-66,047.98-26,639.90

Finding the Fourth Proportional to 47,859.27, 66,047.98 and 26,639.90

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Solution

The fourth proportional to 47,859.27, 66,047.98 and 26,639.90 is: 36,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,859.27 : 66,047.98 = 26,639.90 : x
  2. Step 2: Convert to fraction form
    47,859.27/66,047.98 = 26,639.90/x
  3. Step 3: Cross multiply
    47,859.27x = 66,047.98 × 26,639.90
  4. Step 4: Simplify right side
    47,859.27x = 1,759,511,929.64
  5. Step 5: Solve for x
    x = 1,759,511,929.64/47,859.27
  6. Step 6: Final answer
    x = 36,764.29

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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.