Home / 13,277.75-19,916.63-4,043.75

Finding the Fourth Proportional to 13,277.75, 19,916.63 and 4,043.75

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Solution

The fourth proportional to 13,277.75, 19,916.63 and 4,043.75 is: 6,065.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.75 : 19,916.63 = 4,043.75 : x
  2. Step 2: Convert to fraction form
    13,277.75/19,916.63 = 4,043.75/x
  3. Step 3: Cross multiply
    13,277.75x = 19,916.63 × 4,043.75
  4. Step 4: Simplify right side
    13,277.75x = 80,537,852.34
  5. Step 5: Solve for x
    x = 80,537,852.34/13,277.75
  6. Step 6: Final answer
    x = 6,065.63

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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.