Home / 14,371.48-21,551.84-5,009.09

Finding the Fourth Proportional to 14,371.48, 21,551.84 and 5,009.09

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Solution

The fourth proportional to 14,371.48, 21,551.84 and 5,009.09 is: 7,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371.48 : 21,551.84 = 5,009.09 : x
  2. Step 2: Convert to fraction form
    14,371.48/21,551.84 = 5,009.09/x
  3. Step 3: Cross multiply
    14,371.48x = 21,551.84 × 5,009.09
  4. Step 4: Simplify right side
    14,371.48x = 107,955,081.18
  5. Step 5: Solve for x
    x = 107,955,081.18/14,371.48
  6. Step 6: Final answer
    x = 7,511.76

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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.