Home / 13,292.27-19,919.59-7,371.75

Finding the Fourth Proportional to 13,292.27, 19,919.59 and 7,371.75

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Solution

The fourth proportional to 13,292.27, 19,919.59 and 7,371.75 is: 11,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.27 : 19,919.59 = 7,371.75 : x
  2. Step 2: Convert to fraction form
    13,292.27/19,919.59 = 7,371.75/x
  3. Step 3: Cross multiply
    13,292.27x = 19,919.59 × 7,371.75
  4. Step 4: Simplify right side
    13,292.27x = 146,842,293.85
  5. Step 5: Solve for x
    x = 146,842,293.85/13,292.27
  6. Step 6: Final answer
    x = 11,047.20

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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.