Home / 52,569.44-78,855.27-18,837.66

Finding the Fourth Proportional to 52,569.44, 78,855.27 and 18,837.66

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Solution

The fourth proportional to 52,569.44, 78,855.27 and 18,837.66 is: 28,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,569.44 : 78,855.27 = 18,837.66 : x
  2. Step 2: Convert to fraction form
    52,569.44/78,855.27 = 18,837.66/x
  3. Step 3: Cross multiply
    52,569.44x = 78,855.27 × 18,837.66
  4. Step 4: Simplify right side
    52,569.44x = 1,485,448,652.94
  5. Step 5: Solve for x
    x = 1,485,448,652.94/52,569.44
  6. Step 6: Final answer
    x = 28,256.88

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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.