Home / 52,866-79,272.75-16,837.76

Finding the Fourth Proportional to 52,866, 79,272.75 and 16,837.76

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Solution

The fourth proportional to 52,866, 79,272.75 and 16,837.76 is: 25,248.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,866 : 79,272.75 = 16,837.76 : x
  2. Step 2: Convert to fraction form
    52,866/79,272.75 = 16,837.76/x
  3. Step 3: Cross multiply
    52,866x = 79,272.75 × 16,837.76
  4. Step 4: Simplify right side
    52,866x = 1,334,775,142.68
  5. Step 5: Solve for x
    x = 1,334,775,142.68/52,866
  6. Step 6: Final answer
    x = 25,248.27

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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.