Home / 12,544.11-17,322.33-8,075.46

Finding the Fourth Proportional to 12,544.11, 17,322.33 and 8,075.46

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Solution

The fourth proportional to 12,544.11, 17,322.33 and 8,075.46 is: 11,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.11 : 17,322.33 = 8,075.46 : x
  2. Step 2: Convert to fraction form
    12,544.11/17,322.33 = 8,075.46/x
  3. Step 3: Cross multiply
    12,544.11x = 17,322.33 × 8,075.46
  4. Step 4: Simplify right side
    12,544.11x = 139,885,709.39
  5. Step 5: Solve for x
    x = 139,885,709.39/12,544.11
  6. Step 6: Final answer
    x = 11,151.51

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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.