Home / 14,392.10-19,861.08-8,104.52

Finding the Fourth Proportional to 14,392.10, 19,861.08 and 8,104.52

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Solution

The fourth proportional to 14,392.10, 19,861.08 and 8,104.52 is: 11,184.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.10 : 19,861.08 = 8,104.52 : x
  2. Step 2: Convert to fraction form
    14,392.10/19,861.08 = 8,104.52/x
  3. Step 3: Cross multiply
    14,392.10x = 19,861.08 × 8,104.52
  4. Step 4: Simplify right side
    14,392.10x = 160,964,520.08
  5. Step 5: Solve for x
    x = 160,964,520.08/14,392.10
  6. Step 6: Final answer
    x = 11,184.23

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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.