Home / 25,349.45-34,984.73-14,021.60

Finding the Fourth Proportional to 25,349.45, 34,984.73 and 14,021.60

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Solution

The fourth proportional to 25,349.45, 34,984.73 and 14,021.60 is: 19,351.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,349.45 : 34,984.73 = 14,021.60 : x
  2. Step 2: Convert to fraction form
    25,349.45/34,984.73 = 14,021.60/x
  3. Step 3: Cross multiply
    25,349.45x = 34,984.73 × 14,021.60
  4. Step 4: Simplify right side
    25,349.45x = 490,542,012.68
  5. Step 5: Solve for x
    x = 490,542,012.68/25,349.45
  6. Step 6: Final answer
    x = 19,351.19

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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.