Home / 25,172.12-37,760.92-8,303.04

Finding the Fourth Proportional to 25,172.12, 37,760.92 and 8,303.04

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Solution

The fourth proportional to 25,172.12, 37,760.92 and 8,303.04 is: 12,455.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,172.12 : 37,760.92 = 8,303.04 : x
  2. Step 2: Convert to fraction form
    25,172.12/37,760.92 = 8,303.04/x
  3. Step 3: Cross multiply
    25,172.12x = 37,760.92 × 8,303.04
  4. Step 4: Simplify right side
    25,172.12x = 313,530,429.20
  5. Step 5: Solve for x
    x = 313,530,429.20/25,172.12
  6. Step 6: Final answer
    x = 12,455.46

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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.