Home / 19,394.88-29,091.73-5,355.76

Finding the Fourth Proportional to 19,394.88, 29,091.73 and 5,355.76

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Solution

The fourth proportional to 19,394.88, 29,091.73 and 5,355.76 is: 8,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.88 : 29,091.73 = 5,355.76 : x
  2. Step 2: Convert to fraction form
    19,394.88/29,091.73 = 5,355.76/x
  3. Step 3: Cross multiply
    19,394.88x = 29,091.73 × 5,355.76
  4. Step 4: Simplify right side
    19,394.88x = 155,808,323.86
  5. Step 5: Solve for x
    x = 155,808,323.86/19,394.88
  6. Step 6: Final answer
    x = 8,033.48

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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.