Home / 29,154.60-40,227.71-16,406.08

Finding the Fourth Proportional to 29,154.60, 40,227.71 and 16,406.08

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Solution

The fourth proportional to 29,154.60, 40,227.71 and 16,406.08 is: 22,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.60 : 40,227.71 = 16,406.08 : x
  2. Step 2: Convert to fraction form
    29,154.60/40,227.71 = 16,406.08/x
  3. Step 3: Cross multiply
    29,154.60x = 40,227.71 × 16,406.08
  4. Step 4: Simplify right side
    29,154.60x = 659,978,845.88
  5. Step 5: Solve for x
    x = 659,978,845.88/29,154.60
  6. Step 6: Final answer
    x = 22,637.21

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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.