Home / 35,867.84-49,495.20-19,951.20

Finding the Fourth Proportional to 35,867.84, 49,495.20 and 19,951.20

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Solution

The fourth proportional to 35,867.84, 49,495.20 and 19,951.20 is: 27,531.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,867.84 : 49,495.20 = 19,951.20 : x
  2. Step 2: Convert to fraction form
    35,867.84/49,495.20 = 19,951.20/x
  3. Step 3: Cross multiply
    35,867.84x = 49,495.20 × 19,951.20
  4. Step 4: Simplify right side
    35,867.84x = 987,488,634.24
  5. Step 5: Solve for x
    x = 987,488,634.24/35,867.84
  6. Step 6: Final answer
    x = 27,531.31

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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.