Home / 16,480.11-22,741.44-9,311.16

Finding the Fourth Proportional to 16,480.11, 22,741.44 and 9,311.16

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Solution

The fourth proportional to 16,480.11, 22,741.44 and 9,311.16 is: 12,848.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.11 : 22,741.44 = 9,311.16 : x
  2. Step 2: Convert to fraction form
    16,480.11/22,741.44 = 9,311.16/x
  3. Step 3: Cross multiply
    16,480.11x = 22,741.44 × 9,311.16
  4. Step 4: Simplify right side
    16,480.11x = 211,749,186.47
  5. Step 5: Solve for x
    x = 211,749,186.47/16,480.11
  6. Step 6: Final answer
    x = 12,848.77

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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.