Home / 22,811.10-34,216.32-7,228.68

Finding the Fourth Proportional to 22,811.10, 34,216.32 and 7,228.68

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Solution

The fourth proportional to 22,811.10, 34,216.32 and 7,228.68 is: 10,842.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,811.10 : 34,216.32 = 7,228.68 : x
  2. Step 2: Convert to fraction form
    22,811.10/34,216.32 = 7,228.68/x
  3. Step 3: Cross multiply
    22,811.10x = 34,216.32 × 7,228.68
  4. Step 4: Simplify right side
    22,811.10x = 247,338,828.06
  5. Step 5: Solve for x
    x = 247,338,828.06/22,811.10
  6. Step 6: Final answer
    x = 10,842.92

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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.