Home / 22,919.51-34,372.06-8,878.56

Finding the Fourth Proportional to 22,919.51, 34,372.06 and 8,878.56

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Solution

The fourth proportional to 22,919.51, 34,372.06 and 8,878.56 is: 13,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.51 : 34,372.06 = 8,878.56 : x
  2. Step 2: Convert to fraction form
    22,919.51/34,372.06 = 8,878.56/x
  3. Step 3: Cross multiply
    22,919.51x = 34,372.06 × 8,878.56
  4. Step 4: Simplify right side
    22,919.51x = 305,174,374.84
  5. Step 5: Solve for x
    x = 305,174,374.84/22,919.51
  6. Step 6: Final answer
    x = 13,315.05

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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.