Home / 34,723.14-52,084.74-8,427.90

Finding the Fourth Proportional to 34,723.14, 52,084.74 and 8,427.90

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Solution

The fourth proportional to 34,723.14, 52,084.74 and 8,427.90 is: 12,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,723.14 : 52,084.74 = 8,427.90 : x
  2. Step 2: Convert to fraction form
    34,723.14/52,084.74 = 8,427.90/x
  3. Step 3: Cross multiply
    34,723.14x = 52,084.74 × 8,427.90
  4. Step 4: Simplify right side
    34,723.14x = 438,964,980.25
  5. Step 5: Solve for x
    x = 438,964,980.25/34,723.14
  6. Step 6: Final answer
    x = 12,641.86

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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.