Home / 18,099.32-27,153.07-6,412.53

Finding the Fourth Proportional to 18,099.32, 27,153.07 and 6,412.53

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Solution

The fourth proportional to 18,099.32, 27,153.07 and 6,412.53 is: 9,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,099.32 : 27,153.07 = 6,412.53 : x
  2. Step 2: Convert to fraction form
    18,099.32/27,153.07 = 6,412.53/x
  3. Step 3: Cross multiply
    18,099.32x = 27,153.07 × 6,412.53
  4. Step 4: Simplify right side
    18,099.32x = 174,119,997.83
  5. Step 5: Solve for x
    x = 174,119,997.83/18,099.32
  6. Step 6: Final answer
    x = 9,620.25

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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.