Home / 47,285.44-70,931.60-13,550.96

Finding the Fourth Proportional to 47,285.44, 70,931.60 and 13,550.96

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Solution

The fourth proportional to 47,285.44, 70,931.60 and 13,550.96 is: 20,327.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,285.44 : 70,931.60 = 13,550.96 : x
  2. Step 2: Convert to fraction form
    47,285.44/70,931.60 = 13,550.96/x
  3. Step 3: Cross multiply
    47,285.44x = 70,931.60 × 13,550.96
  4. Step 4: Simplify right side
    47,285.44x = 961,191,434.73
  5. Step 5: Solve for x
    x = 961,191,434.73/47,285.44
  6. Step 6: Final answer
    x = 20,327.43

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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.