Home / 14,295.74-21,442.94-3,907.52

Finding the Fourth Proportional to 14,295.74, 21,442.94 and 3,907.52

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Solution

The fourth proportional to 14,295.74, 21,442.94 and 3,907.52 is: 5,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295.74 : 21,442.94 = 3,907.52 : x
  2. Step 2: Convert to fraction form
    14,295.74/21,442.94 = 3,907.52/x
  3. Step 3: Cross multiply
    14,295.74x = 21,442.94 × 3,907.52
  4. Step 4: Simplify right side
    14,295.74x = 83,788,716.91
  5. Step 5: Solve for x
    x = 83,788,716.91/14,295.74
  6. Step 6: Final answer
    x = 5,861.10

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1.5x scale

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.