Home / 15,464.32-21,327.60-10,759.84

Finding the Fourth Proportional to 15,464.32, 21,327.60 and 10,759.84

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Solution

The fourth proportional to 15,464.32, 21,327.60 and 10,759.84 is: 14,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,464.32 : 21,327.60 = 10,759.84 : x
  2. Step 2: Convert to fraction form
    15,464.32/21,327.60 = 10,759.84/x
  3. Step 3: Cross multiply
    15,464.32x = 21,327.60 × 10,759.84
  4. Step 4: Simplify right side
    15,464.32x = 229,481,563.58
  5. Step 5: Solve for x
    x = 229,481,563.58/15,464.32
  6. Step 6: Final answer
    x = 14,839.42

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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.