Home / 16,697.28-23,044.28-9,982.84

Finding the Fourth Proportional to 16,697.28, 23,044.28 and 9,982.84

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Solution

The fourth proportional to 16,697.28, 23,044.28 and 9,982.84 is: 13,777.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,697.28 : 23,044.28 = 9,982.84 : x
  2. Step 2: Convert to fraction form
    16,697.28/23,044.28 = 9,982.84/x
  3. Step 3: Cross multiply
    16,697.28x = 23,044.28 × 9,982.84
  4. Step 4: Simplify right side
    16,697.28x = 230,047,360.16
  5. Step 5: Solve for x
    x = 230,047,360.16/16,697.28
  6. Step 6: Final answer
    x = 13,777.54

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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.