Home / 13,051.56-19,576.65-8,054.88

Finding the Fourth Proportional to 13,051.56, 19,576.65 and 8,054.88

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Solution

The fourth proportional to 13,051.56, 19,576.65 and 8,054.88 is: 12,081.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.56 : 19,576.65 = 8,054.88 : x
  2. Step 2: Convert to fraction form
    13,051.56/19,576.65 = 8,054.88/x
  3. Step 3: Cross multiply
    13,051.56x = 19,576.65 × 8,054.88
  4. Step 4: Simplify right side
    13,051.56x = 157,687,566.55
  5. Step 5: Solve for x
    x = 157,687,566.55/13,051.56
  6. Step 6: Final answer
    x = 12,081.89

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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.