Home / 22,376.93-30,880.95-12,306.14

Finding the Fourth Proportional to 22,376.93, 30,880.95 and 12,306.14

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Solution

The fourth proportional to 22,376.93, 30,880.95 and 12,306.14 is: 16,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,376.93 : 30,880.95 = 12,306.14 : x
  2. Step 2: Convert to fraction form
    22,376.93/30,880.95 = 12,306.14/x
  3. Step 3: Cross multiply
    22,376.93x = 30,880.95 × 12,306.14
  4. Step 4: Simplify right side
    22,376.93x = 380,025,139.63
  5. Step 5: Solve for x
    x = 380,025,139.63/22,376.93
  6. Step 6: Final answer
    x = 16,982.90

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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.