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Finding the Fourth Proportional to 44,886, 67,338.72 and 17,184

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Solution

The fourth proportional to 44,886, 67,338.72 and 17,184 is: 25,779.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,886 : 67,338.72 = 17,184 : x
  2. Step 2: Convert to fraction form
    44,886/67,338.72 = 17,184/x
  3. Step 3: Cross multiply
    44,886x = 67,338.72 × 17,184
  4. Step 4: Simplify right side
    44,886x = 1,157,148,564.48
  5. Step 5: Solve for x
    x = 1,157,148,564.48/44,886
  6. Step 6: Final answer
    x = 25,779.72

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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.