Home / 13,874.10-19,152.27-8,845.62

Finding the Fourth Proportional to 13,874.10, 19,152.27 and 8,845.62

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Solution

The fourth proportional to 13,874.10, 19,152.27 and 8,845.62 is: 12,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,874.10 : 19,152.27 = 8,845.62 : x
  2. Step 2: Convert to fraction form
    13,874.10/19,152.27 = 8,845.62/x
  3. Step 3: Cross multiply
    13,874.10x = 19,152.27 × 8,845.62
  4. Step 4: Simplify right side
    13,874.10x = 169,413,702.56
  5. Step 5: Solve for x
    x = 169,413,702.56/13,874.10
  6. Step 6: Final answer
    x = 12,210.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.