Home / 20,066.08-30,060.24-11,274.16

Finding the Fourth Proportional to 20,066.08, 30,060.24 and 11,274.16

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Solution

The fourth proportional to 20,066.08, 30,060.24 and 11,274.16 is: 16,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066.08 : 30,060.24 = 11,274.16 : x
  2. Step 2: Convert to fraction form
    20,066.08/30,060.24 = 11,274.16/x
  3. Step 3: Cross multiply
    20,066.08x = 30,060.24 × 11,274.16
  4. Step 4: Simplify right side
    20,066.08x = 338,903,955.40
  5. Step 5: Solve for x
    x = 338,903,955.40/20,066.08
  6. Step 6: Final answer
    x = 16,889.40

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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.