Home / 30,503.20-45,763.44-18,034.24

Finding the Fourth Proportional to 30,503.20, 45,763.44 and 18,034.24

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Solution

The fourth proportional to 30,503.20, 45,763.44 and 18,034.24 is: 27,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,503.20 : 45,763.44 = 18,034.24 : x
  2. Step 2: Convert to fraction form
    30,503.20/45,763.44 = 18,034.24/x
  3. Step 3: Cross multiply
    30,503.20x = 45,763.44 × 18,034.24
  4. Step 4: Simplify right side
    30,503.20x = 825,308,860.19
  5. Step 5: Solve for x
    x = 825,308,860.19/30,503.20
  6. Step 6: Final answer
    x = 27,056.47

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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.