Home / 34,622.43-47,778.98-18,706.88

Finding the Fourth Proportional to 34,622.43, 47,778.98 and 18,706.88

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Solution

The fourth proportional to 34,622.43, 47,778.98 and 18,706.88 is: 25,815.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,622.43 : 47,778.98 = 18,706.88 : x
  2. Step 2: Convert to fraction form
    34,622.43/47,778.98 = 18,706.88/x
  3. Step 3: Cross multiply
    34,622.43x = 47,778.98 × 18,706.88
  4. Step 4: Simplify right side
    34,622.43x = 893,795,455.15
  5. Step 5: Solve for x
    x = 893,795,455.15/34,622.43
  6. Step 6: Final answer
    x = 25,815.50

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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.