Home / 52,234.12-78,384.18-27,318.88

Finding the Fourth Proportional to 52,234.12, 78,384.18 and 27,318.88

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Solution

The fourth proportional to 52,234.12, 78,384.18 and 27,318.88 is: 40,995.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,234.12 : 78,384.18 = 27,318.88 : x
  2. Step 2: Convert to fraction form
    52,234.12/78,384.18 = 27,318.88/x
  3. Step 3: Cross multiply
    52,234.12x = 78,384.18 × 27,318.88
  4. Step 4: Simplify right side
    52,234.12x = 2,141,368,007.32
  5. Step 5: Solve for x
    x = 2,141,368,007.32/52,234.12
  6. Step 6: Final answer
    x = 40,995.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.