Home / 14,431.84-21,651.60-4,571.32

Finding the Fourth Proportional to 14,431.84, 21,651.60 and 4,571.32

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Solution

The fourth proportional to 14,431.84, 21,651.60 and 4,571.32 is: 6,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431.84 : 21,651.60 = 4,571.32 : x
  2. Step 2: Convert to fraction form
    14,431.84/21,651.60 = 4,571.32/x
  3. Step 3: Cross multiply
    14,431.84x = 21,651.60 × 4,571.32
  4. Step 4: Simplify right side
    14,431.84x = 98,976,392.11
  5. Step 5: Solve for x
    x = 98,976,392.11/14,431.84
  6. Step 6: Final answer
    x = 6,858.20

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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.