Home / 26,736.99-36,897.54-15,404.57

Finding the Fourth Proportional to 26,736.99, 36,897.54 and 15,404.57

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Solution

The fourth proportional to 26,736.99, 36,897.54 and 15,404.57 is: 21,258.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,736.99 : 36,897.54 = 15,404.57 : x
  2. Step 2: Convert to fraction form
    26,736.99/36,897.54 = 15,404.57/x
  3. Step 3: Cross multiply
    26,736.99x = 36,897.54 × 15,404.57
  4. Step 4: Simplify right side
    26,736.99x = 568,390,603.64
  5. Step 5: Solve for x
    x = 568,390,603.64/26,736.99
  6. Step 6: Final answer
    x = 21,258.59

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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.