Home / 13,924.11-19,217.69-10,561.30

Finding the Fourth Proportional to 13,924.11, 19,217.69 and 10,561.30

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Solution

The fourth proportional to 13,924.11, 19,217.69 and 10,561.30 is: 14,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.11 : 19,217.69 = 10,561.30 : x
  2. Step 2: Convert to fraction form
    13,924.11/19,217.69 = 10,561.30/x
  3. Step 3: Cross multiply
    13,924.11x = 19,217.69 × 10,561.30
  4. Step 4: Simplify right side
    13,924.11x = 202,963,728.15
  5. Step 5: Solve for x
    x = 202,963,728.15/13,924.11
  6. Step 6: Final answer
    x = 14,576.42

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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.