Home / 18,153.32-27,225.38-6,463.80

Finding the Fourth Proportional to 18,153.32, 27,225.38 and 6,463.80

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Solution

The fourth proportional to 18,153.32, 27,225.38 and 6,463.80 is: 9,694.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153.32 : 27,225.38 = 6,463.80 : x
  2. Step 2: Convert to fraction form
    18,153.32/27,225.38 = 6,463.80/x
  3. Step 3: Cross multiply
    18,153.32x = 27,225.38 × 6,463.80
  4. Step 4: Simplify right side
    18,153.32x = 175,979,427.40
  5. Step 5: Solve for x
    x = 175,979,427.40/18,153.32
  6. Step 6: Final answer
    x = 9,694.07

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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.