Home / 37,219.12-51,361.56-20,222.92

Finding the Fourth Proportional to 37,219.12, 51,361.56 and 20,222.92

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Solution

The fourth proportional to 37,219.12, 51,361.56 and 20,222.92 is: 27,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,219.12 : 51,361.56 = 20,222.92 : x
  2. Step 2: Convert to fraction form
    37,219.12/51,361.56 = 20,222.92/x
  3. Step 3: Cross multiply
    37,219.12x = 51,361.56 × 20,222.92
  4. Step 4: Simplify right side
    37,219.12x = 1,038,680,718.96
  5. Step 5: Solve for x
    x = 1,038,680,718.96/37,219.12
  6. Step 6: Final answer
    x = 27,907.18

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Double scale
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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.