Home / 19,814.76-29,723.76-9,948.96

Finding the Fourth Proportional to 19,814.76, 29,723.76 and 9,948.96

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Solution

The fourth proportional to 19,814.76, 29,723.76 and 9,948.96 is: 14,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814.76 : 29,723.76 = 9,948.96 : x
  2. Step 2: Convert to fraction form
    19,814.76/29,723.76 = 9,948.96/x
  3. Step 3: Cross multiply
    19,814.76x = 29,723.76 × 9,948.96
  4. Step 4: Simplify right side
    19,814.76x = 295,720,499.29
  5. Step 5: Solve for x
    x = 295,720,499.29/19,814.76
  6. Step 6: Final answer
    x = 14,924.25

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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.