Home / 18,756.39-25,883.97-10,258.68

Finding the Fourth Proportional to 18,756.39, 25,883.97 and 10,258.68

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Solution

The fourth proportional to 18,756.39, 25,883.97 and 10,258.68 is: 14,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,756.39 : 25,883.97 = 10,258.68 : x
  2. Step 2: Convert to fraction form
    18,756.39/25,883.97 = 10,258.68/x
  3. Step 3: Cross multiply
    18,756.39x = 25,883.97 × 10,258.68
  4. Step 4: Simplify right side
    18,756.39x = 265,535,365.36
  5. Step 5: Solve for x
    x = 265,535,365.36/18,756.39
  6. Step 6: Final answer
    x = 14,157.06

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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.