Home / 18,354.49-27,533.55-5,871.38

Finding the Fourth Proportional to 18,354.49, 27,533.55 and 5,871.38

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Solution

The fourth proportional to 18,354.49, 27,533.55 and 5,871.38 is: 8,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354.49 : 27,533.55 = 5,871.38 : x
  2. Step 2: Convert to fraction form
    18,354.49/27,533.55 = 5,871.38/x
  3. Step 3: Cross multiply
    18,354.49x = 27,533.55 × 5,871.38
  4. Step 4: Simplify right side
    18,354.49x = 161,659,767.77
  5. Step 5: Solve for x
    x = 161,659,767.77/18,354.49
  6. Step 6: Final answer
    x = 8,807.64

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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.