Home / 52,756.32-79,135.33-17,217.51

Finding the Fourth Proportional to 52,756.32, 79,135.33 and 17,217.51

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Solution

The fourth proportional to 52,756.32, 79,135.33 and 17,217.51 is: 25,826.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,756.32 : 79,135.33 = 17,217.51 : x
  2. Step 2: Convert to fraction form
    52,756.32/79,135.33 = 17,217.51/x
  3. Step 3: Cross multiply
    52,756.32x = 79,135.33 × 17,217.51
  4. Step 4: Simplify right side
    52,756.32x = 1,362,513,335.63
  5. Step 5: Solve for x
    x = 1,362,513,335.63/52,756.32
  6. Step 6: Final answer
    x = 25,826.54

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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.