Home / 18,280.96-27,289.08-16,066.64

Finding the Fourth Proportional to 18,280.96, 27,289.08 and 16,066.64

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Solution

The fourth proportional to 18,280.96, 27,289.08 and 16,066.64 is: 23,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.96 : 27,289.08 = 16,066.64 : x
  2. Step 2: Convert to fraction form
    18,280.96/27,289.08 = 16,066.64/x
  3. Step 3: Cross multiply
    18,280.96x = 27,289.08 × 16,066.64
  4. Step 4: Simplify right side
    18,280.96x = 438,443,824.29
  5. Step 5: Solve for x
    x = 438,443,824.29/18,280.96
  6. Step 6: Final answer
    x = 23,983.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.