Home / 34,807.75-48,033.42-18,891.86

Finding the Fourth Proportional to 34,807.75, 48,033.42 and 18,891.86

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Solution

The fourth proportional to 34,807.75, 48,033.42 and 18,891.86 is: 26,070.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,807.75 : 48,033.42 = 18,891.86 : x
  2. Step 2: Convert to fraction form
    34,807.75/48,033.42 = 18,891.86/x
  3. Step 3: Cross multiply
    34,807.75x = 48,033.42 × 18,891.86
  4. Step 4: Simplify right side
    34,807.75x = 907,440,611.54
  5. Step 5: Solve for x
    x = 907,440,611.54/34,807.75
  6. Step 6: Final answer
    x = 26,070.07

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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.