Home / 11,954.27-17,900.12-10,075.15

Finding the Fourth Proportional to 11,954.27, 17,900.12 and 10,075.15

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Solution

The fourth proportional to 11,954.27, 17,900.12 and 10,075.15 is: 15,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,954.27 : 17,900.12 = 10,075.15 : x
  2. Step 2: Convert to fraction form
    11,954.27/17,900.12 = 10,075.15/x
  3. Step 3: Cross multiply
    11,954.27x = 17,900.12 × 10,075.15
  4. Step 4: Simplify right side
    11,954.27x = 180,346,374.46
  5. Step 5: Solve for x
    x = 180,346,374.46/11,954.27
  6. Step 6: Final answer
    x = 15,086.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.