Home / 26,322.72-36,314.50-18,369.56

Finding the Fourth Proportional to 26,322.72, 36,314.50 and 18,369.56

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Solution

The fourth proportional to 26,322.72, 36,314.50 and 18,369.56 is: 25,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,322.72 : 36,314.50 = 18,369.56 : x
  2. Step 2: Convert to fraction form
    26,322.72/36,314.50 = 18,369.56/x
  3. Step 3: Cross multiply
    26,322.72x = 36,314.50 × 18,369.56
  4. Step 4: Simplify right side
    26,322.72x = 667,081,386.62
  5. Step 5: Solve for x
    x = 667,081,386.62/26,322.72
  6. Step 6: Final answer
    x = 25,342.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.