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Finding the Fourth Proportional to 12,050.88, 18,071.88 and 4,151.16

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Solution

The fourth proportional to 12,050.88, 18,071.88 and 4,151.16 is: 6,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.88 : 18,071.88 = 4,151.16 : x
  2. Step 2: Convert to fraction form
    12,050.88/18,071.88 = 4,151.16/x
  3. Step 3: Cross multiply
    12,050.88x = 18,071.88 × 4,151.16
  4. Step 4: Simplify right side
    12,050.88x = 75,019,265.38
  5. Step 5: Solve for x
    x = 75,019,265.38/12,050.88
  6. Step 6: Final answer
    x = 6,225.21

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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.