Home / 22,911.69-34,356.67-8,878.29

Finding the Fourth Proportional to 22,911.69, 34,356.67 and 8,878.29

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Solution

The fourth proportional to 22,911.69, 34,356.67 and 8,878.29 is: 13,313.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,911.69 : 34,356.67 = 8,878.29 : x
  2. Step 2: Convert to fraction form
    22,911.69/34,356.67 = 8,878.29/x
  3. Step 3: Cross multiply
    22,911.69x = 34,356.67 × 8,878.29
  4. Step 4: Simplify right side
    22,911.69x = 305,028,479.69
  5. Step 5: Solve for x
    x = 305,028,479.69/22,911.69
  6. Step 6: Final answer
    x = 13,313.22

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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.