Home / 19,856.25-29,785.10-6,005.25

Finding the Fourth Proportional to 19,856.25, 29,785.10 and 6,005.25

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Solution

The fourth proportional to 19,856.25, 29,785.10 and 6,005.25 is: 9,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,856.25 : 29,785.10 = 6,005.25 : x
  2. Step 2: Convert to fraction form
    19,856.25/29,785.10 = 6,005.25/x
  3. Step 3: Cross multiply
    19,856.25x = 29,785.10 × 6,005.25
  4. Step 4: Simplify right side
    19,856.25x = 178,866,941.75
  5. Step 5: Solve for x
    x = 178,866,941.75/19,856.25
  6. Step 6: Final answer
    x = 9,008.09

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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.