Home / 11,252.80-15,416.08-10,832.12

Finding the Fourth Proportional to 11,252.80, 15,416.08 and 10,832.12

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Solution

The fourth proportional to 11,252.80, 15,416.08 and 10,832.12 is: 14,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.80 : 15,416.08 = 10,832.12 : x
  2. Step 2: Convert to fraction form
    11,252.80/15,416.08 = 10,832.12/x
  3. Step 3: Cross multiply
    11,252.80x = 15,416.08 × 10,832.12
  4. Step 4: Simplify right side
    11,252.80x = 166,988,828.49
  5. Step 5: Solve for x
    x = 166,988,828.49/11,252.80
  6. Step 6: Final answer
    x = 14,839.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.