Home / 52,780.58-79,176.06-15,340.97

Finding the Fourth Proportional to 52,780.58, 79,176.06 and 15,340.97

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Solution

The fourth proportional to 52,780.58, 79,176.06 and 15,340.97 is: 23,012.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,780.58 : 79,176.06 = 15,340.97 : x
  2. Step 2: Convert to fraction form
    52,780.58/79,176.06 = 15,340.97/x
  3. Step 3: Cross multiply
    52,780.58x = 79,176.06 × 15,340.97
  4. Step 4: Simplify right side
    52,780.58x = 1,214,637,907.57
  5. Step 5: Solve for x
    x = 1,214,637,907.57/52,780.58
  6. Step 6: Final answer
    x = 23,012.97

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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.