Home / 30,844.09-42,563.23-18,095.50

Finding the Fourth Proportional to 30,844.09, 42,563.23 and 18,095.50

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Solution

The fourth proportional to 30,844.09, 42,563.23 and 18,095.50 is: 24,970.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,844.09 : 42,563.23 = 18,095.50 : x
  2. Step 2: Convert to fraction form
    30,844.09/42,563.23 = 18,095.50/x
  3. Step 3: Cross multiply
    30,844.09x = 42,563.23 × 18,095.50
  4. Step 4: Simplify right side
    30,844.09x = 770,202,928.47
  5. Step 5: Solve for x
    x = 770,202,928.47/30,844.09
  6. Step 6: Final answer
    x = 24,970.84

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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.