Home / 26,416.72-36,453.54-15,806.26

Finding the Fourth Proportional to 26,416.72, 36,453.54 and 15,806.26

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Solution

The fourth proportional to 26,416.72, 36,453.54 and 15,806.26 is: 21,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,416.72 : 36,453.54 = 15,806.26 : x
  2. Step 2: Convert to fraction form
    26,416.72/36,453.54 = 15,806.26/x
  3. Step 3: Cross multiply
    26,416.72x = 36,453.54 × 15,806.26
  4. Step 4: Simplify right side
    26,416.72x = 576,194,131.16
  5. Step 5: Solve for x
    x = 576,194,131.16/26,416.72
  6. Step 6: Final answer
    x = 21,811.72

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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.