Home / 44,985.96-67,464.36-21,289.86

Finding the Fourth Proportional to 44,985.96, 67,464.36 and 21,289.86

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Solution

The fourth proportional to 44,985.96, 67,464.36 and 21,289.86 is: 31,927.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,985.96 : 67,464.36 = 21,289.86 : x
  2. Step 2: Convert to fraction form
    44,985.96/67,464.36 = 21,289.86/x
  3. Step 3: Cross multiply
    44,985.96x = 67,464.36 × 21,289.86
  4. Step 4: Simplify right side
    44,985.96x = 1,436,306,779.39
  5. Step 5: Solve for x
    x = 1,436,306,779.39/44,985.96
  6. Step 6: Final answer
    x = 31,927.89

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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.