Home / 14,437.44-21,660.48-6,646.32

Finding the Fourth Proportional to 14,437.44, 21,660.48 and 6,646.32

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Solution

The fourth proportional to 14,437.44, 21,660.48 and 6,646.32 is: 9,971.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.44 : 21,660.48 = 6,646.32 : x
  2. Step 2: Convert to fraction form
    14,437.44/21,660.48 = 6,646.32/x
  3. Step 3: Cross multiply
    14,437.44x = 21,660.48 × 6,646.32
  4. Step 4: Simplify right side
    14,437.44x = 143,962,481.43
  5. Step 5: Solve for x
    x = 143,962,481.43/14,437.44
  6. Step 6: Final answer
    x = 9,971.47

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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.