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Finding the Fourth Proportional to 29,666.45, 44,497.96 and 7,479.74

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Solution

The fourth proportional to 29,666.45, 44,497.96 and 7,479.74 is: 11,219.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,666.45 : 44,497.96 = 7,479.74 : x
  2. Step 2: Convert to fraction form
    29,666.45/44,497.96 = 7,479.74/x
  3. Step 3: Cross multiply
    29,666.45x = 44,497.96 × 7,479.74
  4. Step 4: Simplify right side
    29,666.45x = 332,833,263.88
  5. Step 5: Solve for x
    x = 332,833,263.88/29,666.45
  6. Step 6: Final answer
    x = 11,219.18

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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.