Home / 18,825.73-26,006.54-15,043.93

Finding the Fourth Proportional to 18,825.73, 26,006.54 and 15,043.93

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Solution

The fourth proportional to 18,825.73, 26,006.54 and 15,043.93 is: 20,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,825.73 : 26,006.54 = 15,043.93 : x
  2. Step 2: Convert to fraction form
    18,825.73/26,006.54 = 15,043.93/x
  3. Step 3: Cross multiply
    18,825.73x = 26,006.54 × 15,043.93
  4. Step 4: Simplify right side
    18,825.73x = 391,240,567.30
  5. Step 5: Solve for x
    x = 391,240,567.30/18,825.73
  6. Step 6: Final answer
    x = 20,782.23

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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.