Home / 22,830.19-34,245.35-8,979.19

Finding the Fourth Proportional to 22,830.19, 34,245.35 and 8,979.19

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Solution

The fourth proportional to 22,830.19, 34,245.35 and 8,979.19 is: 13,468.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,830.19 : 34,245.35 = 8,979.19 : x
  2. Step 2: Convert to fraction form
    22,830.19/34,245.35 = 8,979.19/x
  3. Step 3: Cross multiply
    22,830.19x = 34,245.35 × 8,979.19
  4. Step 4: Simplify right side
    22,830.19x = 307,495,407.43
  5. Step 5: Solve for x
    x = 307,495,407.43/22,830.19
  6. Step 6: Final answer
    x = 13,468.81

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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.