Home / 19,766.36-29,659.28-9,237.10

Finding the Fourth Proportional to 19,766.36, 29,659.28 and 9,237.10

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Solution

The fourth proportional to 19,766.36, 29,659.28 and 9,237.10 is: 13,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,766.36 : 29,659.28 = 9,237.10 : x
  2. Step 2: Convert to fraction form
    19,766.36/29,659.28 = 9,237.10/x
  3. Step 3: Cross multiply
    19,766.36x = 29,659.28 × 9,237.10
  4. Step 4: Simplify right side
    19,766.36x = 273,965,735.29
  5. Step 5: Solve for x
    x = 273,965,735.29/19,766.36
  6. Step 6: Final answer
    x = 13,860.20

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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.