Home / 19,972.01-29,806.13-17,757.74

Finding the Fourth Proportional to 19,972.01, 29,806.13 and 17,757.74

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Solution

The fourth proportional to 19,972.01, 29,806.13 and 17,757.74 is: 26,501.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972.01 : 29,806.13 = 17,757.74 : x
  2. Step 2: Convert to fraction form
    19,972.01/29,806.13 = 17,757.74/x
  3. Step 3: Cross multiply
    19,972.01x = 29,806.13 × 17,757.74
  4. Step 4: Simplify right side
    19,972.01x = 529,289,335.72
  5. Step 5: Solve for x
    x = 529,289,335.72/19,972.01
  6. Step 6: Final answer
    x = 26,501.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.