Home / 20,233.36-27,924.08-11,282.32

Finding the Fourth Proportional to 20,233.36, 27,924.08 and 11,282.32

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Solution

The fourth proportional to 20,233.36, 27,924.08 and 11,282.32 is: 15,570.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233.36 : 27,924.08 = 11,282.32 : x
  2. Step 2: Convert to fraction form
    20,233.36/27,924.08 = 11,282.32/x
  3. Step 3: Cross multiply
    20,233.36x = 27,924.08 × 11,282.32
  4. Step 4: Simplify right side
    20,233.36x = 315,048,406.27
  5. Step 5: Solve for x
    x = 315,048,406.27/20,233.36
  6. Step 6: Final answer
    x = 15,570.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.