Home / 34,007.98-46,899.62-21,257.09

Finding the Fourth Proportional to 34,007.98, 46,899.62 and 21,257.09

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Solution

The fourth proportional to 34,007.98, 46,899.62 and 21,257.09 is: 29,315.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,007.98 : 46,899.62 = 21,257.09 : x
  2. Step 2: Convert to fraction form
    34,007.98/46,899.62 = 21,257.09/x
  3. Step 3: Cross multiply
    34,007.98x = 46,899.62 × 21,257.09
  4. Step 4: Simplify right side
    34,007.98x = 996,949,337.02
  5. Step 5: Solve for x
    x = 996,949,337.02/34,007.98
  6. Step 6: Final answer
    x = 29,315.16

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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.