Home / 34,734.98-52,102.32-8,439.80

Finding the Fourth Proportional to 34,734.98, 52,102.32 and 8,439.80

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Solution

The fourth proportional to 34,734.98, 52,102.32 and 8,439.80 is: 12,659.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,734.98 : 52,102.32 = 8,439.80 : x
  2. Step 2: Convert to fraction form
    34,734.98/52,102.32 = 8,439.80/x
  3. Step 3: Cross multiply
    34,734.98x = 52,102.32 × 8,439.80
  4. Step 4: Simplify right side
    34,734.98x = 439,733,160.34
  5. Step 5: Solve for x
    x = 439,733,160.34/34,734.98
  6. Step 6: Final answer
    x = 12,659.66

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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.