Home / 22,524.80-31,085.96-12,967.64

Finding the Fourth Proportional to 22,524.80, 31,085.96 and 12,967.64

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Solution

The fourth proportional to 22,524.80, 31,085.96 and 12,967.64 is: 17,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,524.80 : 31,085.96 = 12,967.64 : x
  2. Step 2: Convert to fraction form
    22,524.80/31,085.96 = 12,967.64/x
  3. Step 3: Cross multiply
    22,524.80x = 31,085.96 × 12,967.64
  4. Step 4: Simplify right side
    22,524.80x = 403,111,538.33
  5. Step 5: Solve for x
    x = 403,111,538.33/22,524.80
  6. Step 6: Final answer
    x = 17,896.34

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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.