Home / 13,799.97-19,044.21-7,512.35

Finding the Fourth Proportional to 13,799.97, 19,044.21 and 7,512.35

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Solution

The fourth proportional to 13,799.97, 19,044.21 and 7,512.35 is: 10,367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799.97 : 19,044.21 = 7,512.35 : x
  2. Step 2: Convert to fraction form
    13,799.97/19,044.21 = 7,512.35/x
  3. Step 3: Cross multiply
    13,799.97x = 19,044.21 × 7,512.35
  4. Step 4: Simplify right side
    13,799.97x = 143,066,703.94
  5. Step 5: Solve for x
    x = 143,066,703.94/13,799.97
  6. Step 6: Final answer
    x = 10,367.17

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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.