Home / 12,924.63-19,383.40-3,562.45

Finding the Fourth Proportional to 12,924.63, 19,383.40 and 3,562.45

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Solution

The fourth proportional to 12,924.63, 19,383.40 and 3,562.45 is: 5,342.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924.63 : 19,383.40 = 3,562.45 : x
  2. Step 2: Convert to fraction form
    12,924.63/19,383.40 = 3,562.45/x
  3. Step 3: Cross multiply
    12,924.63x = 19,383.40 × 3,562.45
  4. Step 4: Simplify right side
    12,924.63x = 69,052,349.32
  5. Step 5: Solve for x
    x = 69,052,349.32/12,924.63
  6. Step 6: Final answer
    x = 5,342.69

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Double scale
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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.