Home / 47,073.02-70,610.11-13,793.76

Finding the Fourth Proportional to 47,073.02, 70,610.11 and 13,793.76

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Solution

The fourth proportional to 47,073.02, 70,610.11 and 13,793.76 is: 20,690.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,073.02 : 70,610.11 = 13,793.76 : x
  2. Step 2: Convert to fraction form
    47,073.02/70,610.11 = 13,793.76/x
  3. Step 3: Cross multiply
    47,073.02x = 70,610.11 × 13,793.76
  4. Step 4: Simplify right side
    47,073.02x = 973,978,876.43
  5. Step 5: Solve for x
    x = 973,978,876.43/47,073.02
  6. Step 6: Final answer
    x = 20,690.81

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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.