Home / 19,657.53-29,335.34-17,555.58

Finding the Fourth Proportional to 19,657.53, 29,335.34 and 17,555.58

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Solution

The fourth proportional to 19,657.53, 29,335.34 and 17,555.58 is: 26,198.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,657.53 : 29,335.34 = 17,555.58 : x
  2. Step 2: Convert to fraction form
    19,657.53/29,335.34 = 17,555.58/x
  3. Step 3: Cross multiply
    19,657.53x = 29,335.34 × 17,555.58
  4. Step 4: Simplify right side
    19,657.53x = 514,998,952.09
  5. Step 5: Solve for x
    x = 514,998,952.09/19,657.53
  6. Step 6: Final answer
    x = 26,198.56

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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.