Home / 22,178.48-33,268.20-5,538.32

Finding the Fourth Proportional to 22,178.48, 33,268.20 and 5,538.32

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Solution

The fourth proportional to 22,178.48, 33,268.20 and 5,538.32 is: 8,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,178.48 : 33,268.20 = 5,538.32 : x
  2. Step 2: Convert to fraction form
    22,178.48/33,268.20 = 5,538.32/x
  3. Step 3: Cross multiply
    22,178.48x = 33,268.20 × 5,538.32
  4. Step 4: Simplify right side
    22,178.48x = 184,249,937.42
  5. Step 5: Solve for x
    x = 184,249,937.42/22,178.48
  6. Step 6: Final answer
    x = 8,307.60

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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.