Home / 18,560.07-27,778.95-15,993.99

Finding the Fourth Proportional to 18,560.07, 27,778.95 and 15,993.99

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Solution

The fourth proportional to 18,560.07, 27,778.95 and 15,993.99 is: 23,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,560.07 : 27,778.95 = 15,993.99 : x
  2. Step 2: Convert to fraction form
    18,560.07/27,778.95 = 15,993.99/x
  3. Step 3: Cross multiply
    18,560.07x = 27,778.95 × 15,993.99
  4. Step 4: Simplify right side
    18,560.07x = 444,296,248.51
  5. Step 5: Solve for x
    x = 444,296,248.51/18,560.07
  6. Step 6: Final answer
    x = 23,938.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.