Home / 37,812.33-52,178.72-20,813.27

Finding the Fourth Proportional to 37,812.33, 52,178.72 and 20,813.27

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Solution

The fourth proportional to 37,812.33, 52,178.72 and 20,813.27 is: 28,721.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,812.33 : 52,178.72 = 20,813.27 : x
  2. Step 2: Convert to fraction form
    37,812.33/52,178.72 = 20,813.27/x
  3. Step 3: Cross multiply
    37,812.33x = 52,178.72 × 20,813.27
  4. Step 4: Simplify right side
    37,812.33x = 1,086,009,422.65
  5. Step 5: Solve for x
    x = 1,086,009,422.65/37,812.33
  6. Step 6: Final answer
    x = 28,721.04

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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.