Home / 29,088.58-40,142.25-16,167.86

Finding the Fourth Proportional to 29,088.58, 40,142.25 and 16,167.86

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Solution

The fourth proportional to 29,088.58, 40,142.25 and 16,167.86 is: 22,311.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,088.58 : 40,142.25 = 16,167.86 : x
  2. Step 2: Convert to fraction form
    29,088.58/40,142.25 = 16,167.86/x
  3. Step 3: Cross multiply
    29,088.58x = 40,142.25 × 16,167.86
  4. Step 4: Simplify right side
    29,088.58x = 649,013,996.53
  5. Step 5: Solve for x
    x = 649,013,996.53/29,088.58
  6. Step 6: Final answer
    x = 22,311.64

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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.