Home / 21,675.09-29,914.06-12,244.26

Finding the Fourth Proportional to 21,675.09, 29,914.06 and 12,244.26

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Solution

The fourth proportional to 21,675.09, 29,914.06 and 12,244.26 is: 16,898.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,675.09 : 29,914.06 = 12,244.26 : x
  2. Step 2: Convert to fraction form
    21,675.09/29,914.06 = 12,244.26/x
  3. Step 3: Cross multiply
    21,675.09x = 29,914.06 × 12,244.26
  4. Step 4: Simplify right side
    21,675.09x = 366,275,632.82
  5. Step 5: Solve for x
    x = 366,275,632.82/21,675.09
  6. Step 6: Final answer
    x = 16,898.46

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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.