Home / 16,747.16-23,111.38-9,194.20

Finding the Fourth Proportional to 16,747.16, 23,111.38 and 9,194.20

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Solution

The fourth proportional to 16,747.16, 23,111.38 and 9,194.20 is: 12,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.16 : 23,111.38 = 9,194.20 : x
  2. Step 2: Convert to fraction form
    16,747.16/23,111.38 = 9,194.20/x
  3. Step 3: Cross multiply
    16,747.16x = 23,111.38 × 9,194.20
  4. Step 4: Simplify right side
    16,747.16x = 212,490,650.00
  5. Step 5: Solve for x
    x = 212,490,650.00/16,747.16
  6. Step 6: Final answer
    x = 12,688.16

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Double scale
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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.