Home / 19,402.39-26,792.78-12,244.97

Finding the Fourth Proportional to 19,402.39, 26,792.78 and 12,244.97

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Solution

The fourth proportional to 19,402.39, 26,792.78 and 12,244.97 is: 16,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402.39 : 26,792.78 = 12,244.97 : x
  2. Step 2: Convert to fraction form
    19,402.39/26,792.78 = 12,244.97/x
  3. Step 3: Cross multiply
    19,402.39x = 26,792.78 × 12,244.97
  4. Step 4: Simplify right side
    19,402.39x = 328,076,793.07
  5. Step 5: Solve for x
    x = 328,076,793.07/19,402.39
  6. Step 6: Final answer
    x = 16,909.10

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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.