Home / 47,586.35-71,380.04-19,499.20

Finding the Fourth Proportional to 47,586.35, 71,380.04 and 19,499.20

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Solution

The fourth proportional to 47,586.35, 71,380.04 and 19,499.20 is: 29,249.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,586.35 : 71,380.04 = 19,499.20 : x
  2. Step 2: Convert to fraction form
    47,586.35/71,380.04 = 19,499.20/x
  3. Step 3: Cross multiply
    47,586.35x = 71,380.04 × 19,499.20
  4. Step 4: Simplify right side
    47,586.35x = 1,391,853,400.02
  5. Step 5: Solve for x
    x = 1,391,853,400.02/47,586.35
  6. Step 6: Final answer
    x = 29,249.00

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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.