Home / 35,387.27-48,806.78-21,950.99

Finding the Fourth Proportional to 35,387.27, 48,806.78 and 21,950.99

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Solution

The fourth proportional to 35,387.27, 48,806.78 and 21,950.99 is: 30,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,387.27 : 48,806.78 = 21,950.99 : x
  2. Step 2: Convert to fraction form
    35,387.27/48,806.78 = 21,950.99/x
  3. Step 3: Cross multiply
    35,387.27x = 48,806.78 × 21,950.99
  4. Step 4: Simplify right side
    35,387.27x = 1,071,356,785.92
  5. Step 5: Solve for x
    x = 1,071,356,785.92/35,387.27
  6. Step 6: Final answer
    x = 30,275.21

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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.