Home / 47,027.86-70,546.34-13,747.16

Finding the Fourth Proportional to 47,027.86, 70,546.34 and 13,747.16

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Solution

The fourth proportional to 47,027.86, 70,546.34 and 13,747.16 is: 20,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,027.86 : 70,546.34 = 13,747.16 : x
  2. Step 2: Convert to fraction form
    47,027.86/70,546.34 = 13,747.16/x
  3. Step 3: Cross multiply
    47,027.86x = 70,546.34 × 13,747.16
  4. Step 4: Simplify right side
    47,027.86x = 969,811,823.39
  5. Step 5: Solve for x
    x = 969,811,823.39/47,027.86
  6. Step 6: Final answer
    x = 20,622.07

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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.