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Finding the Fourth Proportional to 18,521.39, 27,782.98 and 6,041.39

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Solution

The fourth proportional to 18,521.39, 27,782.98 and 6,041.39 is: 9,062.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521.39 : 27,782.98 = 6,041.39 : x
  2. Step 2: Convert to fraction form
    18,521.39/27,782.98 = 6,041.39/x
  3. Step 3: Cross multiply
    18,521.39x = 27,782.98 × 6,041.39
  4. Step 4: Simplify right side
    18,521.39x = 167,847,817.54
  5. Step 5: Solve for x
    x = 167,847,817.54/18,521.39
  6. Step 6: Final answer
    x = 9,062.38

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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.