Home / 12,034.56-18,045.36-4,237.56

Finding the Fourth Proportional to 12,034.56, 18,045.36 and 4,237.56

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Solution

The fourth proportional to 12,034.56, 18,045.36 and 4,237.56 is: 6,354.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034.56 : 18,045.36 = 4,237.56 : x
  2. Step 2: Convert to fraction form
    12,034.56/18,045.36 = 4,237.56/x
  3. Step 3: Cross multiply
    12,034.56x = 18,045.36 × 4,237.56
  4. Step 4: Simplify right side
    12,034.56x = 76,468,295.72
  5. Step 5: Solve for x
    x = 76,468,295.72/12,034.56
  6. Step 6: Final answer
    x = 6,354.06

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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.