Home / 19,400.76-29,101.86-6,253.32

Finding the Fourth Proportional to 19,400.76, 29,101.86 and 6,253.32

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Solution

The fourth proportional to 19,400.76, 29,101.86 and 6,253.32 is: 9,380.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.76 : 29,101.86 = 6,253.32 : x
  2. Step 2: Convert to fraction form
    19,400.76/29,101.86 = 6,253.32/x
  3. Step 3: Cross multiply
    19,400.76x = 29,101.86 × 6,253.32
  4. Step 4: Simplify right side
    19,400.76x = 181,983,243.18
  5. Step 5: Solve for x
    x = 181,983,243.18/19,400.76
  6. Step 6: Final answer
    x = 9,380.21

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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.