Home / 12,176.56-18,252.42-5,607.52

Finding the Fourth Proportional to 12,176.56, 18,252.42 and 5,607.52

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Solution

The fourth proportional to 12,176.56, 18,252.42 and 5,607.52 is: 8,405.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176.56 : 18,252.42 = 5,607.52 : x
  2. Step 2: Convert to fraction form
    12,176.56/18,252.42 = 5,607.52/x
  3. Step 3: Cross multiply
    12,176.56x = 18,252.42 × 5,607.52
  4. Step 4: Simplify right side
    12,176.56x = 102,350,810.20
  5. Step 5: Solve for x
    x = 102,350,810.20/12,176.56
  6. Step 6: Final answer
    x = 8,405.56

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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.