Home / 35,456.26-48,929.39-19,540.70

Finding the Fourth Proportional to 35,456.26, 48,929.39 and 19,540.70

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Solution

The fourth proportional to 35,456.26, 48,929.39 and 19,540.70 is: 26,966.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.26 : 48,929.39 = 19,540.70 : x
  2. Step 2: Convert to fraction form
    35,456.26/48,929.39 = 19,540.70/x
  3. Step 3: Cross multiply
    35,456.26x = 48,929.39 × 19,540.70
  4. Step 4: Simplify right side
    35,456.26x = 956,114,531.17
  5. Step 5: Solve for x
    x = 956,114,531.17/35,456.26
  6. Step 6: Final answer
    x = 26,966.03

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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.