Home / 21,517.00-29,696.98-17,926.26

Finding the Fourth Proportional to 21,517.00, 29,696.98 and 17,926.26

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Solution

The fourth proportional to 21,517.00, 29,696.98 and 17,926.26 is: 24,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,517.00 : 29,696.98 = 17,926.26 : x
  2. Step 2: Convert to fraction form
    21,517.00/29,696.98 = 17,926.26/x
  3. Step 3: Cross multiply
    21,517.00x = 29,696.98 × 17,926.26
  4. Step 4: Simplify right side
    21,517.00x = 532,355,659.87
  5. Step 5: Solve for x
    x = 532,355,659.87/21,517.00
  6. Step 6: Final answer
    x = 24,741.17

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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.