Home / 51,481.46-77,223.54-17,747.12

Finding the Fourth Proportional to 51,481.46, 77,223.54 and 17,747.12

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Solution

The fourth proportional to 51,481.46, 77,223.54 and 17,747.12 is: 26,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,481.46 : 77,223.54 = 17,747.12 : x
  2. Step 2: Convert to fraction form
    51,481.46/77,223.54 = 17,747.12/x
  3. Step 3: Cross multiply
    51,481.46x = 77,223.54 × 17,747.12
  4. Step 4: Simplify right side
    51,481.46x = 1,370,495,431.20
  5. Step 5: Solve for x
    x = 1,370,495,431.20/51,481.46
  6. Step 6: Final answer
    x = 26,621.15

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1.5x scale

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.