Home / 25,453.94-35,128.36-14,125.58

Finding the Fourth Proportional to 25,453.94, 35,128.36 and 14,125.58

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Solution

The fourth proportional to 25,453.94, 35,128.36 and 14,125.58 is: 19,494.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.94 : 35,128.36 = 14,125.58 : x
  2. Step 2: Convert to fraction form
    25,453.94/35,128.36 = 14,125.58/x
  3. Step 3: Cross multiply
    25,453.94x = 35,128.36 × 14,125.58
  4. Step 4: Simplify right side
    25,453.94x = 496,208,433.20
  5. Step 5: Solve for x
    x = 496,208,433.20/25,453.94
  6. Step 6: Final answer
    x = 19,494.37

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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.