Home / 14,098.36-21,134.52-7,171.24

Finding the Fourth Proportional to 14,098.36, 21,134.52 and 7,171.24

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Solution

The fourth proportional to 14,098.36, 21,134.52 and 7,171.24 is: 10,750.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.36 : 21,134.52 = 7,171.24 : x
  2. Step 2: Convert to fraction form
    14,098.36/21,134.52 = 7,171.24/x
  3. Step 3: Cross multiply
    14,098.36x = 21,134.52 × 7,171.24
  4. Step 4: Simplify right side
    14,098.36x = 151,560,715.20
  5. Step 5: Solve for x
    x = 151,560,715.20/14,098.36
  6. Step 6: Final answer
    x = 10,750.24

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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.