Home / 15,704.48-23,559.28-5,171.36

Finding the Fourth Proportional to 15,704.48, 23,559.28 and 5,171.36

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Solution

The fourth proportional to 15,704.48, 23,559.28 and 5,171.36 is: 7,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,704.48 : 23,559.28 = 5,171.36 : x
  2. Step 2: Convert to fraction form
    15,704.48/23,559.28 = 5,171.36/x
  3. Step 3: Cross multiply
    15,704.48x = 23,559.28 × 5,171.36
  4. Step 4: Simplify right side
    15,704.48x = 121,833,518.22
  5. Step 5: Solve for x
    x = 121,833,518.22/15,704.48
  6. Step 6: Final answer
    x = 7,757.88

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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.