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Finding the Fourth Proportional to 14,961.98, 22,440.54 and 7,064.48

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Solution

The fourth proportional to 14,961.98, 22,440.54 and 7,064.48 is: 10,595.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,961.98 : 22,440.54 = 7,064.48 : x
  2. Step 2: Convert to fraction form
    14,961.98/22,440.54 = 7,064.48/x
  3. Step 3: Cross multiply
    14,961.98x = 22,440.54 × 7,064.48
  4. Step 4: Simplify right side
    14,961.98x = 158,530,633.82
  5. Step 5: Solve for x
    x = 158,530,633.82/14,961.98
  6. Step 6: Final answer
    x = 10,595.57

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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.