Home / 18,695.36-28,052.76-7,610.24

Finding the Fourth Proportional to 18,695.36, 28,052.76 and 7,610.24

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Solution

The fourth proportional to 18,695.36, 28,052.76 and 7,610.24 is: 11,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,695.36 : 28,052.76 = 7,610.24 : x
  2. Step 2: Convert to fraction form
    18,695.36/28,052.76 = 7,610.24/x
  3. Step 3: Cross multiply
    18,695.36x = 28,052.76 × 7,610.24
  4. Step 4: Simplify right side
    18,695.36x = 213,488,096.00
  5. Step 5: Solve for x
    x = 213,488,096.00/18,695.36
  6. Step 6: Final answer
    x = 11,419.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.