Home / 30,584.24-42,187.20-18,006.56

Finding the Fourth Proportional to 30,584.24, 42,187.20 and 18,006.56

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Solution

The fourth proportional to 30,584.24, 42,187.20 and 18,006.56 is: 24,837.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,584.24 : 42,187.20 = 18,006.56 : x
  2. Step 2: Convert to fraction form
    30,584.24/42,187.20 = 18,006.56/x
  3. Step 3: Cross multiply
    30,584.24x = 42,187.20 × 18,006.56
  4. Step 4: Simplify right side
    30,584.24x = 759,646,348.03
  5. Step 5: Solve for x
    x = 759,646,348.03/30,584.24
  6. Step 6: Final answer
    x = 24,837.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.