Home / 21,916.68-32,853.06-9,441.96

Finding the Fourth Proportional to 21,916.68, 32,853.06 and 9,441.96

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Solution

The fourth proportional to 21,916.68, 32,853.06 and 9,441.96 is: 14,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,916.68 : 32,853.06 = 9,441.96 : x
  2. Step 2: Convert to fraction form
    21,916.68/32,853.06 = 9,441.96/x
  3. Step 3: Cross multiply
    21,916.68x = 32,853.06 × 9,441.96
  4. Step 4: Simplify right side
    21,916.68x = 310,197,278.40
  5. Step 5: Solve for x
    x = 310,197,278.40/21,916.68
  6. Step 6: Final answer
    x = 14,153.48

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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.