Home / 16,969.23-23,420.25-10,255.68

Finding the Fourth Proportional to 16,969.23, 23,420.25 and 10,255.68

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Solution

The fourth proportional to 16,969.23, 23,420.25 and 10,255.68 is: 14,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,969.23 : 23,420.25 = 10,255.68 : x
  2. Step 2: Convert to fraction form
    16,969.23/23,420.25 = 10,255.68/x
  3. Step 3: Cross multiply
    16,969.23x = 23,420.25 × 10,255.68
  4. Step 4: Simplify right side
    16,969.23x = 240,190,589.52
  5. Step 5: Solve for x
    x = 240,190,589.52/16,969.23
  6. Step 6: Final answer
    x = 14,154.48

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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.