Home / 37,319.78-55,963.35-19,785.62

Finding the Fourth Proportional to 37,319.78, 55,963.35 and 19,785.62

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Solution

The fourth proportional to 37,319.78, 55,963.35 and 19,785.62 is: 29,669.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,319.78 : 55,963.35 = 19,785.62 : x
  2. Step 2: Convert to fraction form
    37,319.78/55,963.35 = 19,785.62/x
  3. Step 3: Cross multiply
    37,319.78x = 55,963.35 × 19,785.62
  4. Step 4: Simplify right side
    37,319.78x = 1,107,269,577.03
  5. Step 5: Solve for x
    x = 1,107,269,577.03/37,319.78
  6. Step 6: Final answer
    x = 29,669.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.