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Finding the Fourth Proportional to 18,078, 24,952.65 and 10,525.77

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Solution

The fourth proportional to 18,078, 24,952.65 and 10,525.77 is: 14,528.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078 : 24,952.65 = 10,525.77 : x
  2. Step 2: Convert to fraction form
    18,078/24,952.65 = 10,525.77/x
  3. Step 3: Cross multiply
    18,078x = 24,952.65 × 10,525.77
  4. Step 4: Simplify right side
    18,078x = 262,645,854.79
  5. Step 5: Solve for x
    x = 262,645,854.79/18,078
  6. Step 6: Final answer
    x = 14,528.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.