Home / 35,680.52-49,239.78-19,765.46

Finding the Fourth Proportional to 35,680.52, 49,239.78 and 19,765.46

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Solution

The fourth proportional to 35,680.52, 49,239.78 and 19,765.46 is: 27,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,680.52 : 49,239.78 = 19,765.46 : x
  2. Step 2: Convert to fraction form
    35,680.52/49,239.78 = 19,765.46/x
  3. Step 3: Cross multiply
    35,680.52x = 49,239.78 × 19,765.46
  4. Step 4: Simplify right side
    35,680.52x = 973,246,902.00
  5. Step 5: Solve for x
    x = 973,246,902.00/35,680.52
  6. Step 6: Final answer
    x = 27,276.70

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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.