Home / 19,699.20-29,395.16-17,576.24

Finding the Fourth Proportional to 19,699.20, 29,395.16 and 17,576.24

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Solution

The fourth proportional to 19,699.20, 29,395.16 and 17,576.24 is: 26,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699.20 : 29,395.16 = 17,576.24 : x
  2. Step 2: Convert to fraction form
    19,699.20/29,395.16 = 17,576.24/x
  3. Step 3: Cross multiply
    19,699.20x = 29,395.16 × 17,576.24
  4. Step 4: Simplify right side
    19,699.20x = 516,656,302.53
  5. Step 5: Solve for x
    x = 516,656,302.53/19,699.20
  6. Step 6: Final answer
    x = 26,227.27

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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.