Home / 22,364.28-30,862.08-12,292.74

Finding the Fourth Proportional to 22,364.28, 30,862.08 and 12,292.74

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Solution

The fourth proportional to 22,364.28, 30,862.08 and 12,292.74 is: 16,963.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,364.28 : 30,862.08 = 12,292.74 : x
  2. Step 2: Convert to fraction form
    22,364.28/30,862.08 = 12,292.74/x
  3. Step 3: Cross multiply
    22,364.28x = 30,862.08 × 12,292.74
  4. Step 4: Simplify right side
    22,364.28x = 379,379,525.30
  5. Step 5: Solve for x
    x = 379,379,525.30/22,364.28
  6. Step 6: Final answer
    x = 16,963.64

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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.