Home / 19,933.68-27,508.32-10,982.16

Finding the Fourth Proportional to 19,933.68, 27,508.32 and 10,982.16

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Solution

The fourth proportional to 19,933.68, 27,508.32 and 10,982.16 is: 15,155.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.68 : 27,508.32 = 10,982.16 : x
  2. Step 2: Convert to fraction form
    19,933.68/27,508.32 = 10,982.16/x
  3. Step 3: Cross multiply
    19,933.68x = 27,508.32 × 10,982.16
  4. Step 4: Simplify right side
    19,933.68x = 302,100,771.57
  5. Step 5: Solve for x
    x = 302,100,771.57/19,933.68
  6. Step 6: Final answer
    x = 15,155.29

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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.