Home / 23,007.87-31,743.23-18,751.62

Finding the Fourth Proportional to 23,007.87, 31,743.23 and 18,751.62

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Solution

The fourth proportional to 23,007.87, 31,743.23 and 18,751.62 is: 25,871.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,007.87 : 31,743.23 = 18,751.62 : x
  2. Step 2: Convert to fraction form
    23,007.87/31,743.23 = 18,751.62/x
  3. Step 3: Cross multiply
    23,007.87x = 31,743.23 × 18,751.62
  4. Step 4: Simplify right side
    23,007.87x = 595,236,849.22
  5. Step 5: Solve for x
    x = 595,236,849.22/23,007.87
  6. Step 6: Final answer
    x = 25,871.01

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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.