Home / 19,856.01-29,738.66-9,475.05

Finding the Fourth Proportional to 19,856.01, 29,738.66 and 9,475.05

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Solution

The fourth proportional to 19,856.01, 29,738.66 and 9,475.05 is: 14,190.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,856.01 : 29,738.66 = 9,475.05 : x
  2. Step 2: Convert to fraction form
    19,856.01/29,738.66 = 9,475.05/x
  3. Step 3: Cross multiply
    19,856.01x = 29,738.66 × 9,475.05
  4. Step 4: Simplify right side
    19,856.01x = 281,775,243.06
  5. Step 5: Solve for x
    x = 281,775,243.06/19,856.01
  6. Step 6: Final answer
    x = 14,190.93

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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.