Home / 26,323.11-36,328.68-15,571.58

Finding the Fourth Proportional to 26,323.11, 36,328.68 and 15,571.58

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Solution

The fourth proportional to 26,323.11, 36,328.68 and 15,571.58 is: 21,490.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,323.11 : 36,328.68 = 15,571.58 : x
  2. Step 2: Convert to fraction form
    26,323.11/36,328.68 = 15,571.58/x
  3. Step 3: Cross multiply
    26,323.11x = 36,328.68 × 15,571.58
  4. Step 4: Simplify right side
    26,323.11x = 565,694,765.27
  5. Step 5: Solve for x
    x = 565,694,765.27/26,323.11
  6. Step 6: Final answer
    x = 21,490.42

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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.