Home / 32,992.57-45,517.75-21,668.16

Finding the Fourth Proportional to 32,992.57, 45,517.75 and 21,668.16

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Solution

The fourth proportional to 32,992.57, 45,517.75 and 21,668.16 is: 29,894.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,992.57 : 45,517.75 = 21,668.16 : x
  2. Step 2: Convert to fraction form
    32,992.57/45,517.75 = 21,668.16/x
  3. Step 3: Cross multiply
    32,992.57x = 45,517.75 × 21,668.16
  4. Step 4: Simplify right side
    32,992.57x = 986,285,750.32
  5. Step 5: Solve for x
    x = 986,285,750.32/32,992.57
  6. Step 6: Final answer
    x = 29,894.18

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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.