Home / 22,946.24-34,429.90-13,604.78

Finding the Fourth Proportional to 22,946.24, 34,429.90 and 13,604.78

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Solution

The fourth proportional to 22,946.24, 34,429.90 and 13,604.78 is: 20,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,946.24 : 34,429.90 = 13,604.78 : x
  2. Step 2: Convert to fraction form
    22,946.24/34,429.90 = 13,604.78/x
  3. Step 3: Cross multiply
    22,946.24x = 34,429.90 × 13,604.78
  4. Step 4: Simplify right side
    22,946.24x = 468,411,214.92
  5. Step 5: Solve for x
    x = 468,411,214.92/22,946.24
  6. Step 6: Final answer
    x = 20,413.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.