Home / 25,285.44-34,892.64-14,105.28

Finding the Fourth Proportional to 25,285.44, 34,892.64 and 14,105.28

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Solution

The fourth proportional to 25,285.44, 34,892.64 and 14,105.28 is: 19,464.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.44 : 34,892.64 = 14,105.28 : x
  2. Step 2: Convert to fraction form
    25,285.44/34,892.64 = 14,105.28/x
  3. Step 3: Cross multiply
    25,285.44x = 34,892.64 × 14,105.28
  4. Step 4: Simplify right side
    25,285.44x = 492,170,457.14
  5. Step 5: Solve for x
    x = 492,170,457.14/25,285.44
  6. Step 6: Final answer
    x = 19,464.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.