Home / 49,586.98-74,415.03-21,869.86

Finding the Fourth Proportional to 49,586.98, 74,415.03 and 21,869.86

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Solution

The fourth proportional to 49,586.98, 74,415.03 and 21,869.86 is: 32,820.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,586.98 : 74,415.03 = 21,869.86 : x
  2. Step 2: Convert to fraction form
    49,586.98/74,415.03 = 21,869.86/x
  3. Step 3: Cross multiply
    49,586.98x = 74,415.03 × 21,869.86
  4. Step 4: Simplify right side
    49,586.98x = 1,627,446,288.00
  5. Step 5: Solve for x
    x = 1,627,446,288.00/49,586.98
  6. Step 6: Final answer
    x = 32,820.03

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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.