Home / 31,545.54-43,532.64-17,398.08

Finding the Fourth Proportional to 31,545.54, 43,532.64 and 17,398.08

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Solution

The fourth proportional to 31,545.54, 43,532.64 and 17,398.08 is: 24,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,545.54 : 43,532.64 = 17,398.08 : x
  2. Step 2: Convert to fraction form
    31,545.54/43,532.64 = 17,398.08/x
  3. Step 3: Cross multiply
    31,545.54x = 43,532.64 × 17,398.08
  4. Step 4: Simplify right side
    31,545.54x = 757,384,353.33
  5. Step 5: Solve for x
    x = 757,384,353.33/31,545.54
  6. Step 6: Final answer
    x = 24,009.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.