Home / 15,947.78-23,922.75-4,262.18

Finding the Fourth Proportional to 15,947.78, 23,922.75 and 4,262.18

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Solution

The fourth proportional to 15,947.78, 23,922.75 and 4,262.18 is: 6,393.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.78 : 23,922.75 = 4,262.18 : x
  2. Step 2: Convert to fraction form
    15,947.78/23,922.75 = 4,262.18/x
  3. Step 3: Cross multiply
    15,947.78x = 23,922.75 × 4,262.18
  4. Step 4: Simplify right side
    15,947.78x = 101,963,066.60
  5. Step 5: Solve for x
    x = 101,963,066.60/15,947.78
  6. Step 6: Final answer
    x = 6,393.56

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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.