Home / 14,409.11-21,571.63-8,845.59

Finding the Fourth Proportional to 14,409.11, 21,571.63 and 8,845.59

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Solution

The fourth proportional to 14,409.11, 21,571.63 and 8,845.59 is: 13,242.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.11 : 21,571.63 = 8,845.59 : x
  2. Step 2: Convert to fraction form
    14,409.11/21,571.63 = 8,845.59/x
  3. Step 3: Cross multiply
    14,409.11x = 21,571.63 × 8,845.59
  4. Step 4: Simplify right side
    14,409.11x = 190,813,794.61
  5. Step 5: Solve for x
    x = 190,813,794.61/14,409.11
  6. Step 6: Final answer
    x = 13,242.58

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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.