Home / 13,886.38-19,163.11-7,598.75

Finding the Fourth Proportional to 13,886.38, 19,163.11 and 7,598.75

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Solution

The fourth proportional to 13,886.38, 19,163.11 and 7,598.75 is: 10,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,886.38 : 19,163.11 = 7,598.75 : x
  2. Step 2: Convert to fraction form
    13,886.38/19,163.11 = 7,598.75/x
  3. Step 3: Cross multiply
    13,886.38x = 19,163.11 × 7,598.75
  4. Step 4: Simplify right side
    13,886.38x = 145,615,682.11
  5. Step 5: Solve for x
    x = 145,615,682.11/13,886.38
  6. Step 6: Final answer
    x = 10,486.22

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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.