Home / 16,836.48-23,239.44-9,764.64

Finding the Fourth Proportional to 16,836.48, 23,239.44 and 9,764.64

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Solution

The fourth proportional to 16,836.48, 23,239.44 and 9,764.64 is: 13,478.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.48 : 23,239.44 = 9,764.64 : x
  2. Step 2: Convert to fraction form
    16,836.48/23,239.44 = 9,764.64/x
  3. Step 3: Cross multiply
    16,836.48x = 23,239.44 × 9,764.64
  4. Step 4: Simplify right side
    16,836.48x = 226,924,765.40
  5. Step 5: Solve for x
    x = 226,924,765.40/16,836.48
  6. Step 6: Final answer
    x = 13,478.16

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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.