Home / 22,362.89-30,860.85-12,292.36

Finding the Fourth Proportional to 22,362.89, 30,860.85 and 12,292.36

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Solution

The fourth proportional to 22,362.89, 30,860.85 and 12,292.36 is: 16,963.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,362.89 : 30,860.85 = 12,292.36 : x
  2. Step 2: Convert to fraction form
    22,362.89/30,860.85 = 12,292.36/x
  3. Step 3: Cross multiply
    22,362.89x = 30,860.85 × 12,292.36
  4. Step 4: Simplify right side
    22,362.89x = 379,352,577.91
  5. Step 5: Solve for x
    x = 379,352,577.91/22,362.89
  6. Step 6: Final answer
    x = 16,963.49

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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.