Home / 12,564.93-18,848.88-5,541.96

Finding the Fourth Proportional to 12,564.93, 18,848.88 and 5,541.96

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Solution

The fourth proportional to 12,564.93, 18,848.88 and 5,541.96 is: 8,313.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564.93 : 18,848.88 = 5,541.96 : x
  2. Step 2: Convert to fraction form
    12,564.93/18,848.88 = 5,541.96/x
  3. Step 3: Cross multiply
    12,564.93x = 18,848.88 × 5,541.96
  4. Step 4: Simplify right side
    12,564.93x = 104,459,739.00
  5. Step 5: Solve for x
    x = 104,459,739.00/12,564.93
  6. Step 6: Final answer
    x = 8,313.59

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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.