Home / 47,856.90-65,974.08-33,665.70

Finding the Fourth Proportional to 47,856.90, 65,974.08 and 33,665.70

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Solution

The fourth proportional to 47,856.90, 65,974.08 and 33,665.70 is: 46,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,856.90 : 65,974.08 = 33,665.70 : x
  2. Step 2: Convert to fraction form
    47,856.90/65,974.08 = 33,665.70/x
  3. Step 3: Cross multiply
    47,856.90x = 65,974.08 × 33,665.70
  4. Step 4: Simplify right side
    47,856.90x = 2,221,063,585.06
  5. Step 5: Solve for x
    x = 2,221,063,585.06/47,856.90
  6. Step 6: Final answer
    x = 46,410.52

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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.