Home / 18,261.07-27,392.57-5,782.41

Finding the Fourth Proportional to 18,261.07, 27,392.57 and 5,782.41

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Solution

The fourth proportional to 18,261.07, 27,392.57 and 5,782.41 is: 8,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261.07 : 27,392.57 = 5,782.41 : x
  2. Step 2: Convert to fraction form
    18,261.07/27,392.57 = 5,782.41/x
  3. Step 3: Cross multiply
    18,261.07x = 27,392.57 × 5,782.41
  4. Step 4: Simplify right side
    18,261.07x = 158,395,070.69
  5. Step 5: Solve for x
    x = 158,395,070.69/18,261.07
  6. Step 6: Final answer
    x = 8,673.92

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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.