Home / 12,041.88-16,617.79-7,850.13

Finding the Fourth Proportional to 12,041.88, 16,617.79 and 7,850.13

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Solution

The fourth proportional to 12,041.88, 16,617.79 and 7,850.13 is: 10,833.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.88 : 16,617.79 = 7,850.13 : x
  2. Step 2: Convert to fraction form
    12,041.88/16,617.79 = 7,850.13/x
  3. Step 3: Cross multiply
    12,041.88x = 16,617.79 × 7,850.13
  4. Step 4: Simplify right side
    12,041.88x = 130,451,811.81
  5. Step 5: Solve for x
    x = 130,451,811.81/12,041.88
  6. Step 6: Final answer
    x = 10,833.18

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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.