Home / 22,295.08-30,767.20-12,223.31

Finding the Fourth Proportional to 22,295.08, 30,767.20 and 12,223.31

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Solution

The fourth proportional to 22,295.08, 30,767.20 and 12,223.31 is: 16,868.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.08 : 30,767.20 = 12,223.31 : x
  2. Step 2: Convert to fraction form
    22,295.08/30,767.20 = 12,223.31/x
  3. Step 3: Cross multiply
    22,295.08x = 30,767.20 × 12,223.31
  4. Step 4: Simplify right side
    22,295.08x = 376,076,839.04
  5. Step 5: Solve for x
    x = 376,076,839.04/22,295.08
  6. Step 6: Final answer
    x = 16,868.16

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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.