Home / 21,371.63-32,061.14-9,529.61

Finding the Fourth Proportional to 21,371.63, 32,061.14 and 9,529.61

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Solution

The fourth proportional to 21,371.63, 32,061.14 and 9,529.61 is: 14,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,371.63 : 32,061.14 = 9,529.61 : x
  2. Step 2: Convert to fraction form
    21,371.63/32,061.14 = 9,529.61/x
  3. Step 3: Cross multiply
    21,371.63x = 32,061.14 × 9,529.61
  4. Step 4: Simplify right side
    21,371.63x = 305,530,112.71
  5. Step 5: Solve for x
    x = 305,530,112.71/21,371.63
  6. Step 6: Final answer
    x = 14,296.06

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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.