Home / 19,904.26-29,856.80-6,756.61

Finding the Fourth Proportional to 19,904.26, 29,856.80 and 6,756.61

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Solution

The fourth proportional to 19,904.26, 29,856.80 and 6,756.61 is: 10,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904.26 : 29,856.80 = 6,756.61 : x
  2. Step 2: Convert to fraction form
    19,904.26/29,856.80 = 6,756.61/x
  3. Step 3: Cross multiply
    19,904.26x = 29,856.80 × 6,756.61
  4. Step 4: Simplify right side
    19,904.26x = 201,730,753.45
  5. Step 5: Solve for x
    x = 201,730,753.45/19,904.26
  6. Step 6: Final answer
    x = 10,135.05

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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.