Home / 13,799.04-19,042.92-7,511.46

Finding the Fourth Proportional to 13,799.04, 19,042.92 and 7,511.46

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Solution

The fourth proportional to 13,799.04, 19,042.92 and 7,511.46 is: 10,365.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799.04 : 19,042.92 = 7,511.46 : x
  2. Step 2: Convert to fraction form
    13,799.04/19,042.92 = 7,511.46/x
  3. Step 3: Cross multiply
    13,799.04x = 19,042.92 × 7,511.46
  4. Step 4: Simplify right side
    13,799.04x = 143,040,131.86
  5. Step 5: Solve for x
    x = 143,040,131.86/13,799.04
  6. Step 6: Final answer
    x = 10,365.95

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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.