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Finding the Fourth Proportional to 29,779.44, 44,667.72 and 11,310

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Solution

The fourth proportional to 29,779.44, 44,667.72 and 11,310 is: 16,964.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,779.44 : 44,667.72 = 11,310 : x
  2. Step 2: Convert to fraction form
    29,779.44/44,667.72 = 11,310/x
  3. Step 3: Cross multiply
    29,779.44x = 44,667.72 × 11,310
  4. Step 4: Simplify right side
    29,779.44x = 505,191,913.20
  5. Step 5: Solve for x
    x = 505,191,913.20/29,779.44
  6. Step 6: Final answer
    x = 16,964.45

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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.