Home / 19,856.22-29,783.91-5,065.14

Finding the Fourth Proportional to 19,856.22, 29,783.91 and 5,065.14

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Solution

The fourth proportional to 19,856.22, 29,783.91 and 5,065.14 is: 7,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,856.22 : 29,783.91 = 5,065.14 : x
  2. Step 2: Convert to fraction form
    19,856.22/29,783.91 = 5,065.14/x
  3. Step 3: Cross multiply
    19,856.22x = 29,783.91 × 5,065.14
  4. Step 4: Simplify right side
    19,856.22x = 150,859,673.90
  5. Step 5: Solve for x
    x = 150,859,673.90/19,856.22
  6. Step 6: Final answer
    x = 7,597.60

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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.