Home / 34,216.12-47,222.94-20,073.52

Finding the Fourth Proportional to 34,216.12, 47,222.94 and 20,073.52

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Solution

The fourth proportional to 34,216.12, 47,222.94 and 20,073.52 is: 27,704.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,216.12 : 47,222.94 = 20,073.52 : x
  2. Step 2: Convert to fraction form
    34,216.12/47,222.94 = 20,073.52/x
  3. Step 3: Cross multiply
    34,216.12x = 47,222.94 × 20,073.52
  4. Step 4: Simplify right side
    34,216.12x = 947,930,630.55
  5. Step 5: Solve for x
    x = 947,930,630.55/34,216.12
  6. Step 6: Final answer
    x = 27,704.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.