Home / 37,253.75-51,412.19-21,337.65

Finding the Fourth Proportional to 37,253.75, 51,412.19 and 21,337.65

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Solution

The fourth proportional to 37,253.75, 51,412.19 and 21,337.65 is: 29,447.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,253.75 : 51,412.19 = 21,337.65 : x
  2. Step 2: Convert to fraction form
    37,253.75/51,412.19 = 21,337.65/x
  3. Step 3: Cross multiply
    37,253.75x = 51,412.19 × 21,337.65
  4. Step 4: Simplify right side
    37,253.75x = 1,097,015,209.27
  5. Step 5: Solve for x
    x = 1,097,015,209.27/37,253.75
  6. Step 6: Final answer
    x = 29,447.11

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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.