Home / 26,823.09-40,219.04-17,948.57

Finding the Fourth Proportional to 26,823.09, 40,219.04 and 17,948.57

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Solution

The fourth proportional to 26,823.09, 40,219.04 and 17,948.57 is: 26,912.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,823.09 : 40,219.04 = 17,948.57 : x
  2. Step 2: Convert to fraction form
    26,823.09/40,219.04 = 17,948.57/x
  3. Step 3: Cross multiply
    26,823.09x = 40,219.04 × 17,948.57
  4. Step 4: Simplify right side
    26,823.09x = 721,874,098.55
  5. Step 5: Solve for x
    x = 721,874,098.55/26,823.09
  6. Step 6: Final answer
    x = 26,912.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.