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Finding the Fourth Proportional to 14,764.16, 22,146.48 and 4,375.76

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Solution

The fourth proportional to 14,764.16, 22,146.48 and 4,375.76 is: 6,563.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.16 : 22,146.48 = 4,375.76 : x
  2. Step 2: Convert to fraction form
    14,764.16/22,146.48 = 4,375.76/x
  3. Step 3: Cross multiply
    14,764.16x = 22,146.48 × 4,375.76
  4. Step 4: Simplify right side
    14,764.16x = 96,907,681.32
  5. Step 5: Solve for x
    x = 96,907,681.32/14,764.16
  6. Step 6: Final answer
    x = 6,563.71

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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.