Home / 18,264.58-27,398.07-6,416.91

Finding the Fourth Proportional to 18,264.58, 27,398.07 and 6,416.91

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Solution

The fourth proportional to 18,264.58, 27,398.07 and 6,416.91 is: 9,625.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.58 : 27,398.07 = 6,416.91 : x
  2. Step 2: Convert to fraction form
    18,264.58/27,398.07 = 6,416.91/x
  3. Step 3: Cross multiply
    18,264.58x = 27,398.07 × 6,416.91
  4. Step 4: Simplify right side
    18,264.58x = 175,810,949.36
  5. Step 5: Solve for x
    x = 175,810,949.36/18,264.58
  6. Step 6: Final answer
    x = 9,625.79

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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.