Home / 18,258.44-25,196.55-10,303.25

Finding the Fourth Proportional to 18,258.44, 25,196.55 and 10,303.25

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Solution

The fourth proportional to 18,258.44, 25,196.55 and 10,303.25 is: 14,218.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258.44 : 25,196.55 = 10,303.25 : x
  2. Step 2: Convert to fraction form
    18,258.44/25,196.55 = 10,303.25/x
  3. Step 3: Cross multiply
    18,258.44x = 25,196.55 × 10,303.25
  4. Step 4: Simplify right side
    18,258.44x = 259,606,353.79
  5. Step 5: Solve for x
    x = 259,606,353.79/18,258.44
  6. Step 6: Final answer
    x = 14,218.43

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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.