Home / 19,925.46-29,906.66-10,071.68

Finding the Fourth Proportional to 19,925.46, 29,906.66 and 10,071.68

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Solution

The fourth proportional to 19,925.46, 29,906.66 and 10,071.68 is: 15,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.46 : 29,906.66 = 10,071.68 : x
  2. Step 2: Convert to fraction form
    19,925.46/29,906.66 = 10,071.68/x
  3. Step 3: Cross multiply
    19,925.46x = 29,906.66 × 10,071.68
  4. Step 4: Simplify right side
    19,925.46x = 301,210,185.03
  5. Step 5: Solve for x
    x = 301,210,185.03/19,925.46
  6. Step 6: Final answer
    x = 15,116.85

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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.