Home / 18,555.07-25,593.15-11,477.29

Finding the Fourth Proportional to 18,555.07, 25,593.15 and 11,477.29

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Solution

The fourth proportional to 18,555.07, 25,593.15 and 11,477.29 is: 15,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.07 : 25,593.15 = 11,477.29 : x
  2. Step 2: Convert to fraction form
    18,555.07/25,593.15 = 11,477.29/x
  3. Step 3: Cross multiply
    18,555.07x = 25,593.15 × 11,477.29
  4. Step 4: Simplify right side
    18,555.07x = 293,740,004.56
  5. Step 5: Solve for x
    x = 293,740,004.56/18,555.07
  6. Step 6: Final answer
    x = 15,830.71

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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.