Home / 13,902.32-19,187.04-7,932.62

Finding the Fourth Proportional to 13,902.32, 19,187.04 and 7,932.62

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Solution

The fourth proportional to 13,902.32, 19,187.04 and 7,932.62 is: 10,948.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902.32 : 19,187.04 = 7,932.62 : x
  2. Step 2: Convert to fraction form
    13,902.32/19,187.04 = 7,932.62/x
  3. Step 3: Cross multiply
    13,902.32x = 19,187.04 × 7,932.62
  4. Step 4: Simplify right side
    13,902.32x = 152,203,497.24
  5. Step 5: Solve for x
    x = 152,203,497.24/13,902.32
  6. Step 6: Final answer
    x = 10,948.06

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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.