Home / 38,591.06-57,885.95-12,295.44

Finding the Fourth Proportional to 38,591.06, 57,885.95 and 12,295.44

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Solution

The fourth proportional to 38,591.06, 57,885.95 and 12,295.44 is: 18,442.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,591.06 : 57,885.95 = 12,295.44 : x
  2. Step 2: Convert to fraction form
    38,591.06/57,885.95 = 12,295.44/x
  3. Step 3: Cross multiply
    38,591.06x = 57,885.95 × 12,295.44
  4. Step 4: Simplify right side
    38,591.06x = 711,733,255.81
  5. Step 5: Solve for x
    x = 711,733,255.81/38,591.06
  6. Step 6: Final answer
    x = 18,442.96

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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.