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Finding the Fourth Proportional to 18,533.86, 27,801.63 and 6,054.65

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Solution

The fourth proportional to 18,533.86, 27,801.63 and 6,054.65 is: 9,082.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533.86 : 27,801.63 = 6,054.65 : x
  2. Step 2: Convert to fraction form
    18,533.86/27,801.63 = 6,054.65/x
  3. Step 3: Cross multiply
    18,533.86x = 27,801.63 × 6,054.65
  4. Step 4: Simplify right side
    18,533.86x = 168,329,104.33
  5. Step 5: Solve for x
    x = 168,329,104.33/18,533.86
  6. Step 6: Final answer
    x = 9,082.25

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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.