Home / 25,453.35-35,125.08-14,122.60

Finding the Fourth Proportional to 25,453.35, 35,125.08 and 14,122.60

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Solution

The fourth proportional to 25,453.35, 35,125.08 and 14,122.60 is: 19,488.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.35 : 35,125.08 = 14,122.60 : x
  2. Step 2: Convert to fraction form
    25,453.35/35,125.08 = 14,122.60/x
  3. Step 3: Cross multiply
    25,453.35x = 35,125.08 × 14,122.60
  4. Step 4: Simplify right side
    25,453.35x = 496,057,452.80
  5. Step 5: Solve for x
    x = 496,057,452.80/25,453.35
  6. Step 6: Final answer
    x = 19,488.89

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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.