Home / 15,887.08-23,830.79-4,793.86

Finding the Fourth Proportional to 15,887.08, 23,830.79 and 4,793.86

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Solution

The fourth proportional to 15,887.08, 23,830.79 and 4,793.86 is: 7,190.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.08 : 23,830.79 = 4,793.86 : x
  2. Step 2: Convert to fraction form
    15,887.08/23,830.79 = 4,793.86/x
  3. Step 3: Cross multiply
    15,887.08x = 23,830.79 × 4,793.86
  4. Step 4: Simplify right side
    15,887.08x = 114,241,470.95
  5. Step 5: Solve for x
    x = 114,241,470.95/15,887.08
  6. Step 6: Final answer
    x = 7,190.84

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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.