Home / 14,218.56-19,629.90-9,444.96

Finding the Fourth Proportional to 14,218.56, 19,629.90 and 9,444.96

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Solution

The fourth proportional to 14,218.56, 19,629.90 and 9,444.96 is: 13,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218.56 : 19,629.90 = 9,444.96 : x
  2. Step 2: Convert to fraction form
    14,218.56/19,629.90 = 9,444.96/x
  3. Step 3: Cross multiply
    14,218.56x = 19,629.90 × 9,444.96
  4. Step 4: Simplify right side
    14,218.56x = 185,403,620.30
  5. Step 5: Solve for x
    x = 185,403,620.30/14,218.56
  6. Step 6: Final answer
    x = 13,039.55

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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.