Home / 25,378.05-35,021.77-14,048.33

Finding the Fourth Proportional to 25,378.05, 35,021.77 and 14,048.33

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Solution

The fourth proportional to 25,378.05, 35,021.77 and 14,048.33 is: 19,386.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378.05 : 35,021.77 = 14,048.33 : x
  2. Step 2: Convert to fraction form
    25,378.05/35,021.77 = 14,048.33/x
  3. Step 3: Cross multiply
    25,378.05x = 35,021.77 × 14,048.33
  4. Step 4: Simplify right side
    25,378.05x = 491,997,224.60
  5. Step 5: Solve for x
    x = 491,997,224.60/25,378.05
  6. Step 6: Final answer
    x = 19,386.73

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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.