Home / 38,917.06-53,705.79-22,150.06

Finding the Fourth Proportional to 38,917.06, 53,705.79 and 22,150.06

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Solution

The fourth proportional to 38,917.06, 53,705.79 and 22,150.06 is: 30,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,917.06 : 53,705.79 = 22,150.06 : x
  2. Step 2: Convert to fraction form
    38,917.06/53,705.79 = 22,150.06/x
  3. Step 3: Cross multiply
    38,917.06x = 53,705.79 × 22,150.06
  4. Step 4: Simplify right side
    38,917.06x = 1,189,586,470.85
  5. Step 5: Solve for x
    x = 1,189,586,470.85/38,917.06
  6. Step 6: Final answer
    x = 30,567.22

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1.5x scale

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.