Home / 16,225.49-22,390.94-9,154.19

Finding the Fourth Proportional to 16,225.49, 22,390.94 and 9,154.19

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Solution

The fourth proportional to 16,225.49, 22,390.94 and 9,154.19 is: 12,632.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,225.49 : 22,390.94 = 9,154.19 : x
  2. Step 2: Convert to fraction form
    16,225.49/22,390.94 = 9,154.19/x
  3. Step 3: Cross multiply
    16,225.49x = 22,390.94 × 9,154.19
  4. Step 4: Simplify right side
    16,225.49x = 204,970,761.31
  5. Step 5: Solve for x
    x = 204,970,761.31/16,225.49
  6. Step 6: Final answer
    x = 12,632.64

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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.