Home / 34,005.98-46,896.86-21,255.09

Finding the Fourth Proportional to 34,005.98, 46,896.86 and 21,255.09

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Solution

The fourth proportional to 34,005.98, 46,896.86 and 21,255.09 is: 29,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,005.98 : 46,896.86 = 21,255.09 : x
  2. Step 2: Convert to fraction form
    34,005.98/46,896.86 = 21,255.09/x
  3. Step 3: Cross multiply
    34,005.98x = 46,896.86 × 21,255.09
  4. Step 4: Simplify right side
    34,005.98x = 996,796,873.74
  5. Step 5: Solve for x
    x = 996,796,873.74/34,005.98
  6. Step 6: Final answer
    x = 29,312.40

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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.