Home / 13,244.64-19,871.28-6,318.24

Finding the Fourth Proportional to 13,244.64, 19,871.28 and 6,318.24

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Solution

The fourth proportional to 13,244.64, 19,871.28 and 6,318.24 is: 9,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.64 : 19,871.28 = 6,318.24 : x
  2. Step 2: Convert to fraction form
    13,244.64/19,871.28 = 6,318.24/x
  3. Step 3: Cross multiply
    13,244.64x = 19,871.28 × 6,318.24
  4. Step 4: Simplify right side
    13,244.64x = 125,551,516.15
  5. Step 5: Solve for x
    x = 125,551,516.15/13,244.64
  6. Step 6: Final answer
    x = 9,479.42

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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.