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Finding the Fourth Proportional to 52,801.64, 79,207.66 and 15,362.08

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Solution

The fourth proportional to 52,801.64, 79,207.66 and 15,362.08 is: 23,044.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,801.64 : 79,207.66 = 15,362.08 : x
  2. Step 2: Convert to fraction form
    52,801.64/79,207.66 = 15,362.08/x
  3. Step 3: Cross multiply
    52,801.64x = 79,207.66 × 15,362.08
  4. Step 4: Simplify right side
    52,801.64x = 1,216,794,409.53
  5. Step 5: Solve for x
    x = 1,216,794,409.53/52,801.64
  6. Step 6: Final answer
    x = 23,044.63

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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.