Home / 20,253.82-27,950.34-11,301.16

Finding the Fourth Proportional to 20,253.82, 27,950.34 and 11,301.16

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Solution

The fourth proportional to 20,253.82, 27,950.34 and 11,301.16 is: 15,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,253.82 : 27,950.34 = 11,301.16 : x
  2. Step 2: Convert to fraction form
    20,253.82/27,950.34 = 11,301.16/x
  3. Step 3: Cross multiply
    20,253.82x = 27,950.34 × 11,301.16
  4. Step 4: Simplify right side
    20,253.82x = 315,871,264.39
  5. Step 5: Solve for x
    x = 315,871,264.39/20,253.82
  6. Step 6: Final answer
    x = 15,595.64

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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.