Home / 22,218.10-33,314.55-9,055.06

Finding the Fourth Proportional to 22,218.10, 33,314.55 and 9,055.06

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Solution

The fourth proportional to 22,218.10, 33,314.55 and 9,055.06 is: 13,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.10 : 33,314.55 = 9,055.06 : x
  2. Step 2: Convert to fraction form
    22,218.10/33,314.55 = 9,055.06/x
  3. Step 3: Cross multiply
    22,218.10x = 33,314.55 × 9,055.06
  4. Step 4: Simplify right side
    22,218.10x = 301,665,249.12
  5. Step 5: Solve for x
    x = 301,665,249.12/22,218.10
  6. Step 6: Final answer
    x = 13,577.45

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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.