Home / 14,027.71-21,028.56-7,362.82

Finding the Fourth Proportional to 14,027.71, 21,028.56 and 7,362.82

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Solution

The fourth proportional to 14,027.71, 21,028.56 and 7,362.82 is: 11,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.71 : 21,028.56 = 7,362.82 : x
  2. Step 2: Convert to fraction form
    14,027.71/21,028.56 = 7,362.82/x
  3. Step 3: Cross multiply
    14,027.71x = 21,028.56 × 7,362.82
  4. Step 4: Simplify right side
    14,027.71x = 154,829,502.14
  5. Step 5: Solve for x
    x = 154,829,502.14/14,027.71
  6. Step 6: Final answer
    x = 11,037.40

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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.