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Finding the Fourth Proportional to 14,054.22, 21,082.54 and 5,734.82

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Solution

The fourth proportional to 14,054.22, 21,082.54 and 5,734.82 is: 8,602.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.22 : 21,082.54 = 5,734.82 : x
  2. Step 2: Convert to fraction form
    14,054.22/21,082.54 = 5,734.82/x
  3. Step 3: Cross multiply
    14,054.22x = 21,082.54 × 5,734.82
  4. Step 4: Simplify right side
    14,054.22x = 120,904,572.04
  5. Step 5: Solve for x
    x = 120,904,572.04/14,054.22
  6. Step 6: Final answer
    x = 8,602.72

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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.