Home / 12,048.35-18,071.51-4,150.85

Finding the Fourth Proportional to 12,048.35, 18,071.51 and 4,150.85

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Solution

The fourth proportional to 12,048.35, 18,071.51 and 4,150.85 is: 6,225.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048.35 : 18,071.51 = 4,150.85 : x
  2. Step 2: Convert to fraction form
    12,048.35/18,071.51 = 4,150.85/x
  3. Step 3: Cross multiply
    12,048.35x = 18,071.51 × 4,150.85
  4. Step 4: Simplify right side
    12,048.35x = 75,012,016.17
  5. Step 5: Solve for x
    x = 75,012,016.17/12,048.35
  6. Step 6: Final answer
    x = 6,225.92

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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.