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Finding the Fourth Proportional to 40,671.91, 60,996.93 and 14,369.59

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Solution

The fourth proportional to 40,671.91, 60,996.93 and 14,369.59 is: 21,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,671.91 : 60,996.93 = 14,369.59 : x
  2. Step 2: Convert to fraction form
    40,671.91/60,996.93 = 14,369.59/x
  3. Step 3: Cross multiply
    40,671.91x = 60,996.93 × 14,369.59
  4. Step 4: Simplify right side
    40,671.91x = 876,500,875.36
  5. Step 5: Solve for x
    x = 876,500,875.36/40,671.91
  6. Step 6: Final answer
    x = 21,550.52

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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.