Home / 25,427.15-35,091.54-14,100.20

Finding the Fourth Proportional to 25,427.15, 35,091.54 and 14,100.20

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Solution

The fourth proportional to 25,427.15, 35,091.54 and 14,100.20 is: 19,459.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,427.15 : 35,091.54 = 14,100.20 : x
  2. Step 2: Convert to fraction form
    25,427.15/35,091.54 = 14,100.20/x
  3. Step 3: Cross multiply
    25,427.15x = 35,091.54 × 14,100.20
  4. Step 4: Simplify right side
    25,427.15x = 494,797,767.56
  5. Step 5: Solve for x
    x = 494,797,767.56/25,427.15
  6. Step 6: Final answer
    x = 19,459.43

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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.