Home / 26,722.56-40,082.58-9,192.72

Finding the Fourth Proportional to 26,722.56, 40,082.58 and 9,192.72

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Solution

The fourth proportional to 26,722.56, 40,082.58 and 9,192.72 is: 13,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.56 : 40,082.58 = 9,192.72 : x
  2. Step 2: Convert to fraction form
    26,722.56/40,082.58 = 9,192.72/x
  3. Step 3: Cross multiply
    26,722.56x = 40,082.58 × 9,192.72
  4. Step 4: Simplify right side
    26,722.56x = 368,467,934.82
  5. Step 5: Solve for x
    x = 368,467,934.82/26,722.56
  6. Step 6: Final answer
    x = 13,788.65

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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.