Home / 22,194.64-30,626.04-12,766.24

Finding the Fourth Proportional to 22,194.64, 30,626.04 and 12,766.24

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Solution

The fourth proportional to 22,194.64, 30,626.04 and 12,766.24 is: 17,615.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,194.64 : 30,626.04 = 12,766.24 : x
  2. Step 2: Convert to fraction form
    22,194.64/30,626.04 = 12,766.24/x
  3. Step 3: Cross multiply
    22,194.64x = 30,626.04 × 12,766.24
  4. Step 4: Simplify right side
    22,194.64x = 390,979,376.89
  5. Step 5: Solve for x
    x = 390,979,376.89/22,194.64
  6. Step 6: Final answer
    x = 17,615.94

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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.