Home / 14,025.96-21,036.96-5,709.60

Finding the Fourth Proportional to 14,025.96, 21,036.96 and 5,709.60

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Solution

The fourth proportional to 14,025.96, 21,036.96 and 5,709.60 is: 8,563.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.96 : 21,036.96 = 5,709.60 : x
  2. Step 2: Convert to fraction form
    14,025.96/21,036.96 = 5,709.60/x
  3. Step 3: Cross multiply
    14,025.96x = 21,036.96 × 5,709.60
  4. Step 4: Simplify right side
    14,025.96x = 120,112,626.82
  5. Step 5: Solve for x
    x = 120,112,626.82/14,025.96
  6. Step 6: Final answer
    x = 8,563.59

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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.