Home / 34,680.54-47,858.94-18,764.85

Finding the Fourth Proportional to 34,680.54, 47,858.94 and 18,764.85

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Solution

The fourth proportional to 34,680.54, 47,858.94 and 18,764.85 is: 25,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,680.54 : 47,858.94 = 18,764.85 : x
  2. Step 2: Convert to fraction form
    34,680.54/47,858.94 = 18,764.85/x
  3. Step 3: Cross multiply
    34,680.54x = 47,858.94 × 18,764.85
  4. Step 4: Simplify right side
    34,680.54x = 898,065,830.26
  5. Step 5: Solve for x
    x = 898,065,830.26/34,680.54
  6. Step 6: Final answer
    x = 25,895.38

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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.