Home / 38,121.72-52,562.22-32,807.40

Finding the Fourth Proportional to 38,121.72, 52,562.22 and 32,807.40

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Solution

The fourth proportional to 38,121.72, 52,562.22 and 32,807.40 is: 45,234.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,121.72 : 52,562.22 = 32,807.40 : x
  2. Step 2: Convert to fraction form
    38,121.72/52,562.22 = 32,807.40/x
  3. Step 3: Cross multiply
    38,121.72x = 52,562.22 × 32,807.40
  4. Step 4: Simplify right side
    38,121.72x = 1,724,429,776.43
  5. Step 5: Solve for x
    x = 1,724,429,776.43/38,121.72
  6. Step 6: Final answer
    x = 45,234.84

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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.