Home / 21,908.73-32,882.63-10,228.53

Finding the Fourth Proportional to 21,908.73, 32,882.63 and 10,228.53

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Solution

The fourth proportional to 21,908.73, 32,882.63 and 10,228.53 is: 15,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,908.73 : 32,882.63 = 10,228.53 : x
  2. Step 2: Convert to fraction form
    21,908.73/32,882.63 = 10,228.53/x
  3. Step 3: Cross multiply
    21,908.73x = 32,882.63 × 10,228.53
  4. Step 4: Simplify right side
    21,908.73x = 336,340,916.29
  5. Step 5: Solve for x
    x = 336,340,916.29/21,908.73
  6. Step 6: Final answer
    x = 15,351.91

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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.