Home / 16,741.68-23,103.45-9,188.13

Finding the Fourth Proportional to 16,741.68, 23,103.45 and 9,188.13

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Solution

The fourth proportional to 16,741.68, 23,103.45 and 9,188.13 is: 12,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,741.68 : 23,103.45 = 9,188.13 : x
  2. Step 2: Convert to fraction form
    16,741.68/23,103.45 = 9,188.13/x
  3. Step 3: Cross multiply
    16,741.68x = 23,103.45 × 9,188.13
  4. Step 4: Simplify right side
    16,741.68x = 212,277,502.05
  5. Step 5: Solve for x
    x = 212,277,502.05/16,741.68
  6. Step 6: Final answer
    x = 12,679.58

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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.