Home / 15,208.81-22,815.41-4,679.73

Finding the Fourth Proportional to 15,208.81, 22,815.41 and 4,679.73

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Solution

The fourth proportional to 15,208.81, 22,815.41 and 4,679.73 is: 7,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208.81 : 22,815.41 = 4,679.73 : x
  2. Step 2: Convert to fraction form
    15,208.81/22,815.41 = 4,679.73/x
  3. Step 3: Cross multiply
    15,208.81x = 22,815.41 × 4,679.73
  4. Step 4: Simplify right side
    15,208.81x = 106,769,935.24
  5. Step 5: Solve for x
    x = 106,769,935.24/15,208.81
  6. Step 6: Final answer
    x = 7,020.27

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1.5x scale

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.