Home / 15,571.19-23,356.64-4,477.84

Finding the Fourth Proportional to 15,571.19, 23,356.64 and 4,477.84

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Solution

The fourth proportional to 15,571.19, 23,356.64 and 4,477.84 is: 6,716.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.19 : 23,356.64 = 4,477.84 : x
  2. Step 2: Convert to fraction form
    15,571.19/23,356.64 = 4,477.84/x
  3. Step 3: Cross multiply
    15,571.19x = 23,356.64 × 4,477.84
  4. Step 4: Simplify right side
    15,571.19x = 104,587,249.66
  5. Step 5: Solve for x
    x = 104,587,249.66/15,571.19
  6. Step 6: Final answer
    x = 6,716.71

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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.