Home / 26,442.43-39,664.74-6,721.51

Finding the Fourth Proportional to 26,442.43, 39,664.74 and 6,721.51

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Solution

The fourth proportional to 26,442.43, 39,664.74 and 6,721.51 is: 10,082.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,442.43 : 39,664.74 = 6,721.51 : x
  2. Step 2: Convert to fraction form
    26,442.43/39,664.74 = 6,721.51/x
  3. Step 3: Cross multiply
    26,442.43x = 39,664.74 × 6,721.51
  4. Step 4: Simplify right side
    26,442.43x = 266,606,946.56
  5. Step 5: Solve for x
    x = 266,606,946.56/26,442.43
  6. Step 6: Final answer
    x = 10,082.54

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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.