Home / 15,571.24-23,315.10-9,716.20

Finding the Fourth Proportional to 15,571.24, 23,315.10 and 9,716.20

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Solution

The fourth proportional to 15,571.24, 23,315.10 and 9,716.20 is: 14,548.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.24 : 23,315.10 = 9,716.20 : x
  2. Step 2: Convert to fraction form
    15,571.24/23,315.10 = 9,716.20/x
  3. Step 3: Cross multiply
    15,571.24x = 23,315.10 × 9,716.20
  4. Step 4: Simplify right side
    15,571.24x = 226,534,174.62
  5. Step 5: Solve for x
    x = 226,534,174.62/15,571.24
  6. Step 6: Final answer
    x = 14,548.24

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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.