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Finding the Fourth Proportional to 18,532.79, 27,799.79 and 6,054.74

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Solution

The fourth proportional to 18,532.79, 27,799.79 and 6,054.74 is: 9,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.79 : 27,799.79 = 6,054.74 : x
  2. Step 2: Convert to fraction form
    18,532.79/27,799.79 = 6,054.74/x
  3. Step 3: Cross multiply
    18,532.79x = 27,799.79 × 6,054.74
  4. Step 4: Simplify right side
    18,532.79x = 168,320,331.23
  5. Step 5: Solve for x
    x = 168,320,331.23/18,532.79
  6. Step 6: Final answer
    x = 9,082.30

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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.