Home / 22,364.13-30,861.84-12,292.57

Finding the Fourth Proportional to 22,364.13, 30,861.84 and 12,292.57

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Solution

The fourth proportional to 22,364.13, 30,861.84 and 12,292.57 is: 16,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,364.13 : 30,861.84 = 12,292.57 : x
  2. Step 2: Convert to fraction form
    22,364.13/30,861.84 = 12,292.57/x
  3. Step 3: Cross multiply
    22,364.13x = 30,861.84 × 12,292.57
  4. Step 4: Simplify right side
    22,364.13x = 379,371,328.53
  5. Step 5: Solve for x
    x = 379,371,328.53/22,364.13
  6. Step 6: Final answer
    x = 16,963.39

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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.