Home / 15,947.87-23,925.25-4,855.43

Finding the Fourth Proportional to 15,947.87, 23,925.25 and 4,855.43

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Solution

The fourth proportional to 15,947.87, 23,925.25 and 4,855.43 is: 7,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.87 : 23,925.25 = 4,855.43 : x
  2. Step 2: Convert to fraction form
    15,947.87/23,925.25 = 4,855.43/x
  3. Step 3: Cross multiply
    15,947.87x = 23,925.25 × 4,855.43
  4. Step 4: Simplify right side
    15,947.87x = 116,167,376.61
  5. Step 5: Solve for x
    x = 116,167,376.61/15,947.87
  6. Step 6: Final answer
    x = 7,284.19

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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.