Home / 12,425.91-18,629.75-5,848.50

Finding the Fourth Proportional to 12,425.91, 18,629.75 and 5,848.50

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Solution

The fourth proportional to 12,425.91, 18,629.75 and 5,848.50 is: 8,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425.91 : 18,629.75 = 5,848.50 : x
  2. Step 2: Convert to fraction form
    12,425.91/18,629.75 = 5,848.50/x
  3. Step 3: Cross multiply
    12,425.91x = 18,629.75 × 5,848.50
  4. Step 4: Simplify right side
    12,425.91x = 108,956,063.63
  5. Step 5: Solve for x
    x = 108,956,063.63/12,425.91
  6. Step 6: Final answer
    x = 8,768.46

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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.