Home / 29,154.15-40,232.46-16,578.90

Finding the Fourth Proportional to 29,154.15, 40,232.46 and 16,578.90

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Solution

The fourth proportional to 29,154.15, 40,232.46 and 16,578.90 is: 22,878.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.15 : 40,232.46 = 16,578.90 : x
  2. Step 2: Convert to fraction form
    29,154.15/40,232.46 = 16,578.90/x
  3. Step 3: Cross multiply
    29,154.15x = 40,232.46 × 16,578.90
  4. Step 4: Simplify right side
    29,154.15x = 667,009,931.09
  5. Step 5: Solve for x
    x = 667,009,931.09/29,154.15
  6. Step 6: Final answer
    x = 22,878.73

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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.