Home / 15,962.87-23,947.82-4,870.41

Finding the Fourth Proportional to 15,962.87, 23,947.82 and 4,870.41

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Solution

The fourth proportional to 15,962.87, 23,947.82 and 4,870.41 is: 7,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962.87 : 23,947.82 = 4,870.41 : x
  2. Step 2: Convert to fraction form
    15,962.87/23,947.82 = 4,870.41/x
  3. Step 3: Cross multiply
    15,962.87x = 23,947.82 × 4,870.41
  4. Step 4: Simplify right side
    15,962.87x = 116,635,677.65
  5. Step 5: Solve for x
    x = 116,635,677.65/15,962.87
  6. Step 6: Final answer
    x = 7,306.69

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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.