Home / 19,394.06-29,091.71-5,355.14

Finding the Fourth Proportional to 19,394.06, 29,091.71 and 5,355.14

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Solution

The fourth proportional to 19,394.06, 29,091.71 and 5,355.14 is: 8,032.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.06 : 29,091.71 = 5,355.14 : x
  2. Step 2: Convert to fraction form
    19,394.06/29,091.71 = 5,355.14/x
  3. Step 3: Cross multiply
    19,394.06x = 29,091.71 × 5,355.14
  4. Step 4: Simplify right side
    19,394.06x = 155,790,047.82
  5. Step 5: Solve for x
    x = 155,790,047.82/19,394.06
  6. Step 6: Final answer
    x = 8,032.88

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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.