Home / 15,749.58-23,616.69-6,872.42

Finding the Fourth Proportional to 15,749.58, 23,616.69 and 6,872.42

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Solution

The fourth proportional to 15,749.58, 23,616.69 and 6,872.42 is: 10,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.58 : 23,616.69 = 6,872.42 : x
  2. Step 2: Convert to fraction form
    15,749.58/23,616.69 = 6,872.42/x
  3. Step 3: Cross multiply
    15,749.58x = 23,616.69 × 6,872.42
  4. Step 4: Simplify right side
    15,749.58x = 162,303,812.69
  5. Step 5: Solve for x
    x = 162,303,812.69/15,749.58
  6. Step 6: Final answer
    x = 10,305.28

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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.