Home / 22,419.16-33,637.86-11,901.04

Finding the Fourth Proportional to 22,419.16, 33,637.86 and 11,901.04

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Solution

The fourth proportional to 22,419.16, 33,637.86 and 11,901.04 is: 17,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419.16 : 33,637.86 = 11,901.04 : x
  2. Step 2: Convert to fraction form
    22,419.16/33,637.86 = 11,901.04/x
  3. Step 3: Cross multiply
    22,419.16x = 33,637.86 × 11,901.04
  4. Step 4: Simplify right side
    22,419.16x = 400,325,517.37
  5. Step 5: Solve for x
    x = 400,325,517.37/22,419.16
  6. Step 6: Final answer
    x = 17,856.40

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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.