Home / 26,183.71-36,130.82-15,571.29

Finding the Fourth Proportional to 26,183.71, 36,130.82 and 15,571.29

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Solution

The fourth proportional to 26,183.71, 36,130.82 and 15,571.29 is: 21,486.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,183.71 : 36,130.82 = 15,571.29 : x
  2. Step 2: Convert to fraction form
    26,183.71/36,130.82 = 15,571.29/x
  3. Step 3: Cross multiply
    26,183.71x = 36,130.82 × 15,571.29
  4. Step 4: Simplify right side
    26,183.71x = 562,603,476.16
  5. Step 5: Solve for x
    x = 562,603,476.16/26,183.71
  6. Step 6: Final answer
    x = 21,486.77

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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.