Home / 19,611.04-29,416.56-7,932.46

Finding the Fourth Proportional to 19,611.04, 29,416.56 and 7,932.46

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Solution

The fourth proportional to 19,611.04, 29,416.56 and 7,932.46 is: 11,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611.04 : 29,416.56 = 7,932.46 : x
  2. Step 2: Convert to fraction form
    19,611.04/29,416.56 = 7,932.46/x
  3. Step 3: Cross multiply
    19,611.04x = 29,416.56 × 7,932.46
  4. Step 4: Simplify right side
    19,611.04x = 233,345,685.54
  5. Step 5: Solve for x
    x = 233,345,685.54/19,611.04
  6. Step 6: Final answer
    x = 11,898.69

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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.