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Finding the Fourth Proportional to 18,597.33, 27,898.88 and 6,114.51

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Solution

The fourth proportional to 18,597.33, 27,898.88 and 6,114.51 is: 9,172.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.33 : 27,898.88 = 6,114.51 : x
  2. Step 2: Convert to fraction form
    18,597.33/27,898.88 = 6,114.51/x
  3. Step 3: Cross multiply
    18,597.33x = 27,898.88 × 6,114.51
  4. Step 4: Simplify right side
    18,597.33x = 170,587,950.18
  5. Step 5: Solve for x
    x = 170,587,950.18/18,597.33
  6. Step 6: Final answer
    x = 9,172.71

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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.