Home / 22,230.80-30,674.76-14,269.04

Finding the Fourth Proportional to 22,230.80, 30,674.76 and 14,269.04

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Solution

The fourth proportional to 22,230.80, 30,674.76 and 14,269.04 is: 19,688.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230.80 : 30,674.76 = 14,269.04 : x
  2. Step 2: Convert to fraction form
    22,230.80/30,674.76 = 14,269.04/x
  3. Step 3: Cross multiply
    22,230.80x = 30,674.76 × 14,269.04
  4. Step 4: Simplify right side
    22,230.80x = 437,699,377.43
  5. Step 5: Solve for x
    x = 437,699,377.43/22,230.80
  6. Step 6: Final answer
    x = 19,688.87

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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.