Home / 18,555.32-25,593.49-11,477.54

Finding the Fourth Proportional to 18,555.32, 25,593.49 and 11,477.54

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Solution

The fourth proportional to 18,555.32, 25,593.49 and 11,477.54 is: 15,831.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.32 : 25,593.49 = 11,477.54 : x
  2. Step 2: Convert to fraction form
    18,555.32/25,593.49 = 11,477.54/x
  3. Step 3: Cross multiply
    18,555.32x = 25,593.49 × 11,477.54
  4. Step 4: Simplify right side
    18,555.32x = 293,750,305.21
  5. Step 5: Solve for x
    x = 293,750,305.21/18,555.32
  6. Step 6: Final answer
    x = 15,831.06

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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.