Home / 37,084.08-51,178.08-21,173.65

Finding the Fourth Proportional to 37,084.08, 51,178.08 and 21,173.65

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Solution

The fourth proportional to 37,084.08, 51,178.08 and 21,173.65 is: 29,220.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,084.08 : 51,178.08 = 21,173.65 : x
  2. Step 2: Convert to fraction form
    37,084.08/51,178.08 = 21,173.65/x
  3. Step 3: Cross multiply
    37,084.08x = 51,178.08 × 21,173.65
  4. Step 4: Simplify right side
    37,084.08x = 1,083,626,873.82
  5. Step 5: Solve for x
    x = 1,083,626,873.82/37,084.08
  6. Step 6: Final answer
    x = 29,220.81

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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.