Home / 22,919.13-34,371.50-8,878.19

Finding the Fourth Proportional to 22,919.13, 34,371.50 and 8,878.19

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Solution

The fourth proportional to 22,919.13, 34,371.50 and 8,878.19 is: 13,314.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.13 : 34,371.50 = 8,878.19 : x
  2. Step 2: Convert to fraction form
    22,919.13/34,371.50 = 8,878.19/x
  3. Step 3: Cross multiply
    22,919.13x = 34,371.50 × 8,878.19
  4. Step 4: Simplify right side
    22,919.13x = 305,156,491.34
  5. Step 5: Solve for x
    x = 305,156,491.34/22,919.13
  6. Step 6: Final answer
    x = 13,314.49

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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.