Home / 19,194.78-26,488.35-10,696.89

Finding the Fourth Proportional to 19,194.78, 26,488.35 and 10,696.89

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Solution

The fourth proportional to 19,194.78, 26,488.35 and 10,696.89 is: 14,761.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194.78 : 26,488.35 = 10,696.89 : x
  2. Step 2: Convert to fraction form
    19,194.78/26,488.35 = 10,696.89/x
  3. Step 3: Cross multiply
    19,194.78x = 26,488.35 × 10,696.89
  4. Step 4: Simplify right side
    19,194.78x = 283,342,966.23
  5. Step 5: Solve for x
    x = 283,342,966.23/19,194.78
  6. Step 6: Final answer
    x = 14,761.46

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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.