Home / 34,723.12-52,084.30-8,427.86

Finding the Fourth Proportional to 34,723.12, 52,084.30 and 8,427.86

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Solution

The fourth proportional to 34,723.12, 52,084.30 and 8,427.86 is: 12,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,723.12 : 52,084.30 = 8,427.86 : x
  2. Step 2: Convert to fraction form
    34,723.12/52,084.30 = 8,427.86/x
  3. Step 3: Cross multiply
    34,723.12x = 52,084.30 × 8,427.86
  4. Step 4: Simplify right side
    34,723.12x = 438,959,188.60
  5. Step 5: Solve for x
    x = 438,959,188.60/34,723.12
  6. Step 6: Final answer
    x = 12,641.70

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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.