Home / 18,475.79-27,688.13-16,004.48

Finding the Fourth Proportional to 18,475.79, 27,688.13 and 16,004.48

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Solution

The fourth proportional to 18,475.79, 27,688.13 and 16,004.48 is: 23,984.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.79 : 27,688.13 = 16,004.48 : x
  2. Step 2: Convert to fraction form
    18,475.79/27,688.13 = 16,004.48/x
  3. Step 3: Cross multiply
    18,475.79x = 27,688.13 × 16,004.48
  4. Step 4: Simplify right side
    18,475.79x = 443,133,964.38
  5. Step 5: Solve for x
    x = 443,133,964.38/18,475.79
  6. Step 6: Final answer
    x = 23,984.58

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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.