Home / 25,467.26-35,144.65-14,138.39

Finding the Fourth Proportional to 25,467.26, 35,144.65 and 14,138.39

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Solution

The fourth proportional to 25,467.26, 35,144.65 and 14,138.39 is: 19,510.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,467.26 : 35,144.65 = 14,138.39 : x
  2. Step 2: Convert to fraction form
    25,467.26/35,144.65 = 14,138.39/x
  3. Step 3: Cross multiply
    25,467.26x = 35,144.65 × 14,138.39
  4. Step 4: Simplify right side
    25,467.26x = 496,888,820.63
  5. Step 5: Solve for x
    x = 496,888,820.63/25,467.26
  6. Step 6: Final answer
    x = 19,510.89

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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.