Home / 22,336.60-30,824.28-12,265

Finding the Fourth Proportional to 22,336.60, 30,824.28 and 12,265

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Solution

The fourth proportional to 22,336.60, 30,824.28 and 12,265 is: 16,925.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,336.60 : 30,824.28 = 12,265 : x
  2. Step 2: Convert to fraction form
    22,336.60/30,824.28 = 12,265/x
  3. Step 3: Cross multiply
    22,336.60x = 30,824.28 × 12,265
  4. Step 4: Simplify right side
    22,336.60x = 378,059,794.20
  5. Step 5: Solve for x
    x = 378,059,794.20/22,336.60
  6. Step 6: Final answer
    x = 16,925.57

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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.