Home / 17,928.53-24,742.91-9,971.27

Finding the Fourth Proportional to 17,928.53, 24,742.91 and 9,971.27

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Solution

The fourth proportional to 17,928.53, 24,742.91 and 9,971.27 is: 13,761.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.53 : 24,742.91 = 9,971.27 : x
  2. Step 2: Convert to fraction form
    17,928.53/24,742.91 = 9,971.27/x
  3. Step 3: Cross multiply
    17,928.53x = 24,742.91 × 9,971.27
  4. Step 4: Simplify right side
    17,928.53x = 246,718,236.20
  5. Step 5: Solve for x
    x = 246,718,236.20/17,928.53
  6. Step 6: Final answer
    x = 13,761.21

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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.