Home / 34,990.32-48,287.88-19,883.61

Finding the Fourth Proportional to 34,990.32, 48,287.88 and 19,883.61

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Solution

The fourth proportional to 34,990.32, 48,287.88 and 19,883.61 is: 27,440.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,990.32 : 48,287.88 = 19,883.61 : x
  2. Step 2: Convert to fraction form
    34,990.32/48,287.88 = 19,883.61/x
  3. Step 3: Cross multiply
    34,990.32x = 48,287.88 × 19,883.61
  4. Step 4: Simplify right side
    34,990.32x = 960,137,373.65
  5. Step 5: Solve for x
    x = 960,137,373.65/34,990.32
  6. Step 6: Final answer
    x = 27,440.09

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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.