Home / 14,711.46-22,069.38-4,851.78

Finding the Fourth Proportional to 14,711.46, 22,069.38 and 4,851.78

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Solution

The fourth proportional to 14,711.46, 22,069.38 and 4,851.78 is: 7,278.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,711.46 : 22,069.38 = 4,851.78 : x
  2. Step 2: Convert to fraction form
    14,711.46/22,069.38 = 4,851.78/x
  3. Step 3: Cross multiply
    14,711.46x = 22,069.38 × 4,851.78
  4. Step 4: Simplify right side
    14,711.46x = 107,075,776.50
  5. Step 5: Solve for x
    x = 107,075,776.50/14,711.46
  6. Step 6: Final answer
    x = 7,278.39

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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.