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Finding the Fourth Proportional to 44,479.86, 66,730.38 and 14,493.93

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Solution

The fourth proportional to 44,479.86, 66,730.38 and 14,493.93 is: 21,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,479.86 : 66,730.38 = 14,493.93 : x
  2. Step 2: Convert to fraction form
    44,479.86/66,730.38 = 14,493.93/x
  3. Step 3: Cross multiply
    44,479.86x = 66,730.38 × 14,493.93
  4. Step 4: Simplify right side
    44,479.86x = 967,185,456.59
  5. Step 5: Solve for x
    x = 967,185,456.59/44,479.86
  6. Step 6: Final answer
    x = 21,744.35

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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.