Home / 30,334.68-45,502.13-9,274.64

Finding the Fourth Proportional to 30,334.68, 45,502.13 and 9,274.64

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Solution

The fourth proportional to 30,334.68, 45,502.13 and 9,274.64 is: 13,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,334.68 : 45,502.13 = 9,274.64 : x
  2. Step 2: Convert to fraction form
    30,334.68/45,502.13 = 9,274.64/x
  3. Step 3: Cross multiply
    30,334.68x = 45,502.13 × 9,274.64
  4. Step 4: Simplify right side
    30,334.68x = 422,016,011.93
  5. Step 5: Solve for x
    x = 422,016,011.93/30,334.68
  6. Step 6: Final answer
    x = 13,912.00

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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.