Home / 22,928.13-34,389.26-8,878.55

Finding the Fourth Proportional to 22,928.13, 34,389.26 and 8,878.55

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Solution

The fourth proportional to 22,928.13, 34,389.26 and 8,878.55 is: 13,316.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,928.13 : 34,389.26 = 8,878.55 : x
  2. Step 2: Convert to fraction form
    22,928.13/34,389.26 = 8,878.55/x
  3. Step 3: Cross multiply
    22,928.13x = 34,389.26 × 8,878.55
  4. Step 4: Simplify right side
    22,928.13x = 305,326,548.03
  5. Step 5: Solve for x
    x = 305,326,548.03/22,928.13
  6. Step 6: Final answer
    x = 13,316.68

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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.