Home / 25,515.36-35,214.48-14,339.52

Finding the Fourth Proportional to 25,515.36, 35,214.48 and 14,339.52

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Solution

The fourth proportional to 25,515.36, 35,214.48 and 14,339.52 is: 19,790.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.36 : 35,214.48 = 14,339.52 : x
  2. Step 2: Convert to fraction form
    25,515.36/35,214.48 = 14,339.52/x
  3. Step 3: Cross multiply
    25,515.36x = 35,214.48 × 14,339.52
  4. Step 4: Simplify right side
    25,515.36x = 504,958,740.25
  5. Step 5: Solve for x
    x = 504,958,740.25/25,515.36
  6. Step 6: Final answer
    x = 19,790.38

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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.