Home / 15,575.36-23,351.72-6,212.57

Finding the Fourth Proportional to 15,575.36, 23,351.72 and 6,212.57

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Solution

The fourth proportional to 15,575.36, 23,351.72 and 6,212.57 is: 9,314.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,575.36 : 23,351.72 = 6,212.57 : x
  2. Step 2: Convert to fraction form
    15,575.36/23,351.72 = 6,212.57/x
  3. Step 3: Cross multiply
    15,575.36x = 23,351.72 × 6,212.57
  4. Step 4: Simplify right side
    15,575.36x = 145,074,047.30
  5. Step 5: Solve for x
    x = 145,074,047.30/15,575.36
  6. Step 6: Final answer
    x = 9,314.33

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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.