Home / 49,394.22-74,091.06-19,790.88

Finding the Fourth Proportional to 49,394.22, 74,091.06 and 19,790.88

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Solution

The fourth proportional to 49,394.22, 74,091.06 and 19,790.88 is: 29,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,394.22 : 74,091.06 = 19,790.88 : x
  2. Step 2: Convert to fraction form
    49,394.22/74,091.06 = 19,790.88/x
  3. Step 3: Cross multiply
    49,394.22x = 74,091.06 × 19,790.88
  4. Step 4: Simplify right side
    49,394.22x = 1,466,327,277.53
  5. Step 5: Solve for x
    x = 1,466,327,277.53/49,394.22
  6. Step 6: Final answer
    x = 29,686.21

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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.