Home / 14,420.41-21,631.64-5,059.33

Finding the Fourth Proportional to 14,420.41, 21,631.64 and 5,059.33

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Solution

The fourth proportional to 14,420.41, 21,631.64 and 5,059.33 is: 7,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.41 : 21,631.64 = 5,059.33 : x
  2. Step 2: Convert to fraction form
    14,420.41/21,631.64 = 5,059.33/x
  3. Step 3: Cross multiply
    14,420.41x = 21,631.64 × 5,059.33
  4. Step 4: Simplify right side
    14,420.41x = 109,441,579.90
  5. Step 5: Solve for x
    x = 109,441,579.90/14,420.41
  6. Step 6: Final answer
    x = 7,589.35

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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.