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Finding the Fourth Proportional to 29,011.41, 40,039.05 and 16,268.01

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Solution

The fourth proportional to 29,011.41, 40,039.05 and 16,268.01 is: 22,451.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.41 : 40,039.05 = 16,268.01 : x
  2. Step 2: Convert to fraction form
    29,011.41/40,039.05 = 16,268.01/x
  3. Step 3: Cross multiply
    29,011.41x = 40,039.05 × 16,268.01
  4. Step 4: Simplify right side
    29,011.41x = 651,355,665.79
  5. Step 5: Solve for x
    x = 651,355,665.79/29,011.41
  6. Step 6: Final answer
    x = 22,451.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.