Home / 19,810.23-29,713.85-7,324.42

Finding the Fourth Proportional to 19,810.23, 29,713.85 and 7,324.42

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Solution

The fourth proportional to 19,810.23, 29,713.85 and 7,324.42 is: 10,986.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,810.23 : 29,713.85 = 7,324.42 : x
  2. Step 2: Convert to fraction form
    19,810.23/29,713.85 = 7,324.42/x
  3. Step 3: Cross multiply
    19,810.23x = 29,713.85 × 7,324.42
  4. Step 4: Simplify right side
    19,810.23x = 217,636,717.22
  5. Step 5: Solve for x
    x = 217,636,717.22/19,810.23
  6. Step 6: Final answer
    x = 10,986.08

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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.