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Finding the Fourth Proportional to 14,576.95, 21,866.11 and 4,717

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Solution

The fourth proportional to 14,576.95, 21,866.11 and 4,717 is: 7,075.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.95 : 21,866.11 = 4,717 : x
  2. Step 2: Convert to fraction form
    14,576.95/21,866.11 = 4,717/x
  3. Step 3: Cross multiply
    14,576.95x = 21,866.11 × 4,717
  4. Step 4: Simplify right side
    14,576.95x = 103,142,440.87
  5. Step 5: Solve for x
    x = 103,142,440.87/14,576.95
  6. Step 6: Final answer
    x = 7,075.72

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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.