Home / 26,946.70-40,385.18-18,613.42

Finding the Fourth Proportional to 26,946.70, 40,385.18 and 18,613.42

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Solution

The fourth proportional to 26,946.70, 40,385.18 and 18,613.42 is: 27,896.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,946.70 : 40,385.18 = 18,613.42 : x
  2. Step 2: Convert to fraction form
    26,946.70/40,385.18 = 18,613.42/x
  3. Step 3: Cross multiply
    26,946.70x = 40,385.18 × 18,613.42
  4. Step 4: Simplify right side
    26,946.70x = 751,706,317.12
  5. Step 5: Solve for x
    x = 751,706,317.12/26,946.70
  6. Step 6: Final answer
    x = 27,896.04

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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.