Home / 29,406.48-40,579.64-16,659.41

Finding the Fourth Proportional to 29,406.48, 40,579.64 and 16,659.41

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Solution

The fourth proportional to 29,406.48, 40,579.64 and 16,659.41 is: 22,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,406.48 : 40,579.64 = 16,659.41 : x
  2. Step 2: Convert to fraction form
    29,406.48/40,579.64 = 16,659.41/x
  3. Step 3: Cross multiply
    29,406.48x = 40,579.64 × 16,659.41
  4. Step 4: Simplify right side
    29,406.48x = 676,032,878.56
  5. Step 5: Solve for x
    x = 676,032,878.56/29,406.48
  6. Step 6: Final answer
    x = 22,989.25

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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.