Home / 13,144.03-19,723.34-9,641.18

Finding the Fourth Proportional to 13,144.03, 19,723.34 and 9,641.18

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Solution

The fourth proportional to 13,144.03, 19,723.34 and 9,641.18 is: 14,467.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144.03 : 19,723.34 = 9,641.18 : x
  2. Step 2: Convert to fraction form
    13,144.03/19,723.34 = 9,641.18/x
  3. Step 3: Cross multiply
    13,144.03x = 19,723.34 × 9,641.18
  4. Step 4: Simplify right side
    13,144.03x = 190,156,344.55
  5. Step 5: Solve for x
    x = 190,156,344.55/13,144.03
  6. Step 6: Final answer
    x = 14,467.13

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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.