Home / 22,347.78-33,482.97-13,564.28

Finding the Fourth Proportional to 22,347.78, 33,482.97 and 13,564.28

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Solution

The fourth proportional to 22,347.78, 33,482.97 and 13,564.28 is: 20,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,347.78 : 33,482.97 = 13,564.28 : x
  2. Step 2: Convert to fraction form
    22,347.78/33,482.97 = 13,564.28/x
  3. Step 3: Cross multiply
    22,347.78x = 33,482.97 × 13,564.28
  4. Step 4: Simplify right side
    22,347.78x = 454,172,380.31
  5. Step 5: Solve for x
    x = 454,172,380.31/22,347.78
  6. Step 6: Final answer
    x = 20,322.93

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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.