Home / 52,622.32-78,933.48-21,452.08

Finding the Fourth Proportional to 52,622.32, 78,933.48 and 21,452.08

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Solution

The fourth proportional to 52,622.32, 78,933.48 and 21,452.08 is: 32,178.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,622.32 : 78,933.48 = 21,452.08 : x
  2. Step 2: Convert to fraction form
    52,622.32/78,933.48 = 21,452.08/x
  3. Step 3: Cross multiply
    52,622.32x = 78,933.48 × 21,452.08
  4. Step 4: Simplify right side
    52,622.32x = 1,693,287,327.64
  5. Step 5: Solve for x
    x = 1,693,287,327.64/52,622.32
  6. Step 6: Final answer
    x = 32,178.12

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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.