Home / 13,885.44-19,159.20-8,298.24

Finding the Fourth Proportional to 13,885.44, 19,159.20 and 8,298.24

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Solution

The fourth proportional to 13,885.44, 19,159.20 and 8,298.24 is: 11,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.44 : 19,159.20 = 8,298.24 : x
  2. Step 2: Convert to fraction form
    13,885.44/19,159.20 = 8,298.24/x
  3. Step 3: Cross multiply
    13,885.44x = 19,159.20 × 8,298.24
  4. Step 4: Simplify right side
    13,885.44x = 158,987,639.81
  5. Step 5: Solve for x
    x = 158,987,639.81/13,885.44
  6. Step 6: Final answer
    x = 11,449.95

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Similar ratio
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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.