Home / 34,736.45-47,935.98-18,820.85

Finding the Fourth Proportional to 34,736.45, 47,935.98 and 18,820.85

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Solution

The fourth proportional to 34,736.45, 47,935.98 and 18,820.85 is: 25,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,736.45 : 47,935.98 = 18,820.85 : x
  2. Step 2: Convert to fraction form
    34,736.45/47,935.98 = 18,820.85/x
  3. Step 3: Cross multiply
    34,736.45x = 47,935.98 × 18,820.85
  4. Step 4: Simplify right side
    34,736.45x = 902,195,649.50
  5. Step 5: Solve for x
    x = 902,195,649.50/34,736.45
  6. Step 6: Final answer
    x = 25,972.60

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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.