Home / 26,286.72-39,434.54-11,495.31

Finding the Fourth Proportional to 26,286.72, 39,434.54 and 11,495.31

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Solution

The fourth proportional to 26,286.72, 39,434.54 and 11,495.31 is: 17,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,286.72 : 39,434.54 = 11,495.31 : x
  2. Step 2: Convert to fraction form
    26,286.72/39,434.54 = 11,495.31/x
  3. Step 3: Cross multiply
    26,286.72x = 39,434.54 × 11,495.31
  4. Step 4: Simplify right side
    26,286.72x = 453,312,262.01
  5. Step 5: Solve for x
    x = 453,312,262.01/26,286.72
  6. Step 6: Final answer
    x = 17,244.92

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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.