Home / 22,428.60-30,930.68-16,369.24

Finding the Fourth Proportional to 22,428.60, 30,930.68 and 16,369.24

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Solution

The fourth proportional to 22,428.60, 30,930.68 and 16,369.24 is: 22,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428.60 : 30,930.68 = 16,369.24 : x
  2. Step 2: Convert to fraction form
    22,428.60/30,930.68 = 16,369.24/x
  3. Step 3: Cross multiply
    22,428.60x = 30,930.68 × 16,369.24
  4. Step 4: Simplify right side
    22,428.60x = 506,311,724.28
  5. Step 5: Solve for x
    x = 506,311,724.28/22,428.60
  6. Step 6: Final answer
    x = 22,574.38

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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.