Home / 22,448.32-33,635.28-13,656.64

Finding the Fourth Proportional to 22,448.32, 33,635.28 and 13,656.64

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Solution

The fourth proportional to 22,448.32, 33,635.28 and 13,656.64 is: 20,462.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,448.32 : 33,635.28 = 13,656.64 : x
  2. Step 2: Convert to fraction form
    22,448.32/33,635.28 = 13,656.64/x
  3. Step 3: Cross multiply
    22,448.32x = 33,635.28 × 13,656.64
  4. Step 4: Simplify right side
    22,448.32x = 459,344,910.26
  5. Step 5: Solve for x
    x = 459,344,910.26/22,448.32
  6. Step 6: Final answer
    x = 20,462.33

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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.