Home / 38,220.62-52,735.95-23,112.96

Finding the Fourth Proportional to 38,220.62, 52,735.95 and 23,112.96

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Solution

The fourth proportional to 38,220.62, 52,735.95 and 23,112.96 is: 31,890.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,220.62 : 52,735.95 = 23,112.96 : x
  2. Step 2: Convert to fraction form
    38,220.62/52,735.95 = 23,112.96/x
  3. Step 3: Cross multiply
    38,220.62x = 52,735.95 × 23,112.96
  4. Step 4: Simplify right side
    38,220.62x = 1,218,883,705.15
  5. Step 5: Solve for x
    x = 1,218,883,705.15/38,220.62
  6. Step 6: Final answer
    x = 31,890.74

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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.