Home / 15,882.43-21,908.22-10,504.99

Finding the Fourth Proportional to 15,882.43, 21,908.22 and 10,504.99

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Solution

The fourth proportional to 15,882.43, 21,908.22 and 10,504.99 is: 14,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,882.43 : 21,908.22 = 10,504.99 : x
  2. Step 2: Convert to fraction form
    15,882.43/21,908.22 = 10,504.99/x
  3. Step 3: Cross multiply
    15,882.43x = 21,908.22 × 10,504.99
  4. Step 4: Simplify right side
    15,882.43x = 230,145,679.10
  5. Step 5: Solve for x
    x = 230,145,679.10/15,882.43
  6. Step 6: Final answer
    x = 14,490.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.