Home / 51,030.09-76,550.90-21,442.41

Finding the Fourth Proportional to 51,030.09, 76,550.90 and 21,442.41

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Solution

The fourth proportional to 51,030.09, 76,550.90 and 21,442.41 is: 32,166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,030.09 : 76,550.90 = 21,442.41 : x
  2. Step 2: Convert to fraction form
    51,030.09/76,550.90 = 21,442.41/x
  3. Step 3: Cross multiply
    51,030.09x = 76,550.90 × 21,442.41
  4. Step 4: Simplify right side
    51,030.09x = 1,641,435,676.46
  5. Step 5: Solve for x
    x = 1,641,435,676.46/51,030.09
  6. Step 6: Final answer
    x = 32,166.04

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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.