Home / 13,886.25-19,163.43-7,599.03

Finding the Fourth Proportional to 13,886.25, 19,163.43 and 7,599.03

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Solution

The fourth proportional to 13,886.25, 19,163.43 and 7,599.03 is: 10,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,886.25 : 19,163.43 = 7,599.03 : x
  2. Step 2: Convert to fraction form
    13,886.25/19,163.43 = 7,599.03/x
  3. Step 3: Cross multiply
    13,886.25x = 19,163.43 × 7,599.03
  4. Step 4: Simplify right side
    13,886.25x = 145,623,479.47
  5. Step 5: Solve for x
    x = 145,623,479.47/13,886.25
  6. Step 6: Final answer
    x = 10,486.88

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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.