Home / 17,174.26-23,700.78-9,620.53

Finding the Fourth Proportional to 17,174.26, 23,700.78 and 9,620.53

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Solution

The fourth proportional to 17,174.26, 23,700.78 and 9,620.53 is: 13,276.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.26 : 23,700.78 = 9,620.53 : x
  2. Step 2: Convert to fraction form
    17,174.26/23,700.78 = 9,620.53/x
  3. Step 3: Cross multiply
    17,174.26x = 23,700.78 × 9,620.53
  4. Step 4: Simplify right side
    17,174.26x = 228,014,065.01
  5. Step 5: Solve for x
    x = 228,014,065.01/17,174.26
  6. Step 6: Final answer
    x = 13,276.50

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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.