Home / 14,299.94-21,445.41-5,978.26

Finding the Fourth Proportional to 14,299.94, 21,445.41 and 5,978.26

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Solution

The fourth proportional to 14,299.94, 21,445.41 and 5,978.26 is: 8,965.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.94 : 21,445.41 = 5,978.26 : x
  2. Step 2: Convert to fraction form
    14,299.94/21,445.41 = 5,978.26/x
  3. Step 3: Cross multiply
    14,299.94x = 21,445.41 × 5,978.26
  4. Step 4: Simplify right side
    14,299.94x = 128,206,131.75
  5. Step 5: Solve for x
    x = 128,206,131.75/14,299.94
  6. Step 6: Final answer
    x = 8,965.50

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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.