Home / 15,210.27-22,815.21-4,822.02

Finding the Fourth Proportional to 15,210.27, 22,815.21 and 4,822.02

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Solution

The fourth proportional to 15,210.27, 22,815.21 and 4,822.02 is: 7,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210.27 : 22,815.21 = 4,822.02 : x
  2. Step 2: Convert to fraction form
    15,210.27/22,815.21 = 4,822.02/x
  3. Step 3: Cross multiply
    15,210.27x = 22,815.21 × 4,822.02
  4. Step 4: Simplify right side
    15,210.27x = 110,015,398.92
  5. Step 5: Solve for x
    x = 110,015,398.92/15,210.27
  6. Step 6: Final answer
    x = 7,232.97

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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.