Home / 47,439.55-71,137.45-14,150.98

Finding the Fourth Proportional to 47,439.55, 71,137.45 and 14,150.98

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Solution

The fourth proportional to 47,439.55, 71,137.45 and 14,150.98 is: 21,219.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,439.55 : 71,137.45 = 14,150.98 : x
  2. Step 2: Convert to fraction form
    47,439.55/71,137.45 = 14,150.98/x
  3. Step 3: Cross multiply
    47,439.55x = 71,137.45 × 14,150.98
  4. Step 4: Simplify right side
    47,439.55x = 1,006,664,632.20
  5. Step 5: Solve for x
    x = 1,006,664,632.20/47,439.55
  6. Step 6: Final answer
    x = 21,219.94

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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.