Home / 19,474.93-29,191.34-7,775.29

Finding the Fourth Proportional to 19,474.93, 29,191.34 and 7,775.29

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Solution

The fourth proportional to 19,474.93, 29,191.34 and 7,775.29 is: 11,654.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.93 : 29,191.34 = 7,775.29 : x
  2. Step 2: Convert to fraction form
    19,474.93/29,191.34 = 7,775.29/x
  3. Step 3: Cross multiply
    19,474.93x = 29,191.34 × 7,775.29
  4. Step 4: Simplify right side
    19,474.93x = 226,971,095.11
  5. Step 5: Solve for x
    x = 226,971,095.11/19,474.93
  6. Step 6: Final answer
    x = 11,654.53

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1.5x scale

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.