Home / 22,252.10-30,698.12-13,295.12

Finding the Fourth Proportional to 22,252.10, 30,698.12 and 13,295.12

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Solution

The fourth proportional to 22,252.10, 30,698.12 and 13,295.12 is: 18,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252.10 : 30,698.12 = 13,295.12 : x
  2. Step 2: Convert to fraction form
    22,252.10/30,698.12 = 13,295.12/x
  3. Step 3: Cross multiply
    22,252.10x = 30,698.12 × 13,295.12
  4. Step 4: Simplify right side
    22,252.10x = 408,135,068.92
  5. Step 5: Solve for x
    x = 408,135,068.92/22,252.10
  6. Step 6: Final answer
    x = 18,341.42

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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.