Home / 19,441.35-26,829.57-10,943.78

Finding the Fourth Proportional to 19,441.35, 26,829.57 and 10,943.78

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Solution

The fourth proportional to 19,441.35, 26,829.57 and 10,943.78 is: 15,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,441.35 : 26,829.57 = 10,943.78 : x
  2. Step 2: Convert to fraction form
    19,441.35/26,829.57 = 10,943.78/x
  3. Step 3: Cross multiply
    19,441.35x = 26,829.57 × 10,943.78
  4. Step 4: Simplify right side
    19,441.35x = 293,616,885.04
  5. Step 5: Solve for x
    x = 293,616,885.04/19,441.35
  6. Step 6: Final answer
    x = 15,102.70

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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.