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Finding the Fourth Proportional to 52,867.80, 79,301.16 and 17,807.22

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Solution

The fourth proportional to 52,867.80, 79,301.16 and 17,807.22 is: 26,710.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,867.80 : 79,301.16 = 17,807.22 : x
  2. Step 2: Convert to fraction form
    52,867.80/79,301.16 = 17,807.22/x
  3. Step 3: Cross multiply
    52,867.80x = 79,301.16 × 17,807.22
  4. Step 4: Simplify right side
    52,867.80x = 1,412,133,202.38
  5. Step 5: Solve for x
    x = 1,412,133,202.38/52,867.80
  6. Step 6: Final answer
    x = 26,710.65

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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.