Home / 19,451.97-26,841.78-10,953.86

Finding the Fourth Proportional to 19,451.97, 26,841.78 and 10,953.86

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Solution

The fourth proportional to 19,451.97, 26,841.78 and 10,953.86 is: 15,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.97 : 26,841.78 = 10,953.86 : x
  2. Step 2: Convert to fraction form
    19,451.97/26,841.78 = 10,953.86/x
  3. Step 3: Cross multiply
    19,451.97x = 26,841.78 × 10,953.86
  4. Step 4: Simplify right side
    19,451.97x = 294,020,966.06
  5. Step 5: Solve for x
    x = 294,020,966.06/19,451.97
  6. Step 6: Final answer
    x = 15,115.23

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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.