Home / 47,435.85-71,157.83-14,153.76

Finding the Fourth Proportional to 47,435.85, 71,157.83 and 14,153.76

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Solution

The fourth proportional to 47,435.85, 71,157.83 and 14,153.76 is: 21,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,435.85 : 71,157.83 = 14,153.76 : x
  2. Step 2: Convert to fraction form
    47,435.85/71,157.83 = 14,153.76/x
  3. Step 3: Cross multiply
    47,435.85x = 71,157.83 × 14,153.76
  4. Step 4: Simplify right side
    47,435.85x = 1,007,150,777.17
  5. Step 5: Solve for x
    x = 1,007,150,777.17/47,435.85
  6. Step 6: Final answer
    x = 21,231.85

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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.