Home / 34,399.65-47,451.38-21,632.61

Finding the Fourth Proportional to 34,399.65, 47,451.38 and 21,632.61

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Solution

The fourth proportional to 34,399.65, 47,451.38 and 21,632.61 is: 29,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,399.65 : 47,451.38 = 21,632.61 : x
  2. Step 2: Convert to fraction form
    34,399.65/47,451.38 = 21,632.61/x
  3. Step 3: Cross multiply
    34,399.65x = 47,451.38 × 21,632.61
  4. Step 4: Simplify right side
    34,399.65x = 1,026,497,197.50
  5. Step 5: Solve for x
    x = 1,026,497,197.50/34,399.65
  6. Step 6: Final answer
    x = 29,840.34

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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.