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Finding the Fourth Proportional to 26,017, 38,806.29 and 21,808.24

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Solution

The fourth proportional to 26,017, 38,806.29 and 21,808.24 is: 32,528.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,017 : 38,806.29 = 21,808.24 : x
  2. Step 2: Convert to fraction form
    26,017/38,806.29 = 21,808.24/x
  3. Step 3: Cross multiply
    26,017x = 38,806.29 × 21,808.24
  4. Step 4: Simplify right side
    26,017x = 846,296,885.83
  5. Step 5: Solve for x
    x = 846,296,885.83/26,017
  6. Step 6: Final answer
    x = 32,528.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.