Home / 34,490.09-51,800.73-21,433.70

Finding the Fourth Proportional to 34,490.09, 51,800.73 and 21,433.70

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Solution

The fourth proportional to 34,490.09, 51,800.73 and 21,433.70 is: 32,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,490.09 : 51,800.73 = 21,433.70 : x
  2. Step 2: Convert to fraction form
    34,490.09/51,800.73 = 21,433.70/x
  3. Step 3: Cross multiply
    34,490.09x = 51,800.73 × 21,433.70
  4. Step 4: Simplify right side
    34,490.09x = 1,110,281,047.60
  5. Step 5: Solve for x
    x = 1,110,281,047.60/34,490.09
  6. Step 6: Final answer
    x = 32,191.31

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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.