Home / 52,734.15-79,078.15-15,789.51

Finding the Fourth Proportional to 52,734.15, 79,078.15 and 15,789.51

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Solution

The fourth proportional to 52,734.15, 79,078.15 and 15,789.51 is: 23,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,734.15 : 79,078.15 = 15,789.51 : x
  2. Step 2: Convert to fraction form
    52,734.15/79,078.15 = 15,789.51/x
  3. Step 3: Cross multiply
    52,734.15x = 79,078.15 × 15,789.51
  4. Step 4: Simplify right side
    52,734.15x = 1,248,605,161.26
  5. Step 5: Solve for x
    x = 1,248,605,161.26/52,734.15
  6. Step 6: Final answer
    x = 23,677.35

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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.