Home / 13,962.64-19,268.20-7,674.96

Finding the Fourth Proportional to 13,962.64, 19,268.20 and 7,674.96

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Solution

The fourth proportional to 13,962.64, 19,268.20 and 7,674.96 is: 10,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.64 : 19,268.20 = 7,674.96 : x
  2. Step 2: Convert to fraction form
    13,962.64/19,268.20 = 7,674.96/x
  3. Step 3: Cross multiply
    13,962.64x = 19,268.20 × 7,674.96
  4. Step 4: Simplify right side
    13,962.64x = 147,882,664.27
  5. Step 5: Solve for x
    x = 147,882,664.27/13,962.64
  6. Step 6: Final answer
    x = 10,591.31

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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.