Home / 52,814.62-79,224.36-21,628

Finding the Fourth Proportional to 52,814.62, 79,224.36 and 21,628

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Solution

The fourth proportional to 52,814.62, 79,224.36 and 21,628 is: 32,443.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,814.62 : 79,224.36 = 21,628 : x
  2. Step 2: Convert to fraction form
    52,814.62/79,224.36 = 21,628/x
  3. Step 3: Cross multiply
    52,814.62x = 79,224.36 × 21,628
  4. Step 4: Simplify right side
    52,814.62x = 1,713,464,458.08
  5. Step 5: Solve for x
    x = 1,713,464,458.08/52,814.62
  6. Step 6: Final answer
    x = 32,443.00

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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.