Home / 30,152.56-41,583.31-18,823.11

Finding the Fourth Proportional to 30,152.56, 41,583.31 and 18,823.11

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Solution

The fourth proportional to 30,152.56, 41,583.31 and 18,823.11 is: 25,958.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152.56 : 41,583.31 = 18,823.11 : x
  2. Step 2: Convert to fraction form
    30,152.56/41,583.31 = 18,823.11/x
  3. Step 3: Cross multiply
    30,152.56x = 41,583.31 × 18,823.11
  4. Step 4: Simplify right side
    30,152.56x = 782,727,132.25
  5. Step 5: Solve for x
    x = 782,727,132.25/30,152.56
  6. Step 6: Final answer
    x = 25,958.89

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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.