Home / 16,394.51-22,633.76-10,821.71

Finding the Fourth Proportional to 16,394.51, 22,633.76 and 10,821.71

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Solution

The fourth proportional to 16,394.51, 22,633.76 and 10,821.71 is: 14,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,394.51 : 22,633.76 = 10,821.71 : x
  2. Step 2: Convert to fraction form
    16,394.51/22,633.76 = 10,821.71/x
  3. Step 3: Cross multiply
    16,394.51x = 22,633.76 × 10,821.71
  4. Step 4: Simplify right side
    16,394.51x = 244,935,986.93
  5. Step 5: Solve for x
    x = 244,935,986.93/16,394.51
  6. Step 6: Final answer
    x = 14,940.12

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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.