Home / 19,795.68-29,690.76-5,003.68

Finding the Fourth Proportional to 19,795.68, 29,690.76 and 5,003.68

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Solution

The fourth proportional to 19,795.68, 29,690.76 and 5,003.68 is: 7,504.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.68 : 29,690.76 = 5,003.68 : x
  2. Step 2: Convert to fraction form
    19,795.68/29,690.76 = 5,003.68/x
  3. Step 3: Cross multiply
    19,795.68x = 29,690.76 × 5,003.68
  4. Step 4: Simplify right side
    19,795.68x = 148,563,062.00
  5. Step 5: Solve for x
    x = 148,563,062.00/19,795.68
  6. Step 6: Final answer
    x = 7,504.82

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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.