Home / 19,616.24-29,531.10-17,872.45

Finding the Fourth Proportional to 19,616.24, 29,531.10 and 17,872.45

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Solution

The fourth proportional to 19,616.24, 29,531.10 and 17,872.45 is: 26,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.24 : 29,531.10 = 17,872.45 : x
  2. Step 2: Convert to fraction form
    19,616.24/29,531.10 = 17,872.45/x
  3. Step 3: Cross multiply
    19,616.24x = 29,531.10 × 17,872.45
  4. Step 4: Simplify right side
    19,616.24x = 527,792,871.18
  5. Step 5: Solve for x
    x = 527,792,871.18/19,616.24
  6. Step 6: Final answer
    x = 26,905.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.