Home / 19,854.78-29,924.89-17,114.53

Finding the Fourth Proportional to 19,854.78, 29,924.89 and 17,114.53

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Solution

The fourth proportional to 19,854.78, 29,924.89 and 17,114.53 is: 25,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854.78 : 29,924.89 = 17,114.53 : x
  2. Step 2: Convert to fraction form
    19,854.78/29,924.89 = 17,114.53/x
  3. Step 3: Cross multiply
    19,854.78x = 29,924.89 × 17,114.53
  4. Step 4: Simplify right side
    19,854.78x = 512,150,427.65
  5. Step 5: Solve for x
    x = 512,150,427.65/19,854.78
  6. Step 6: Final answer
    x = 25,794.82

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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.