Home / 18,258.06-25,194.96-10,300.98

Finding the Fourth Proportional to 18,258.06, 25,194.96 and 10,300.98

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Solution

The fourth proportional to 18,258.06, 25,194.96 and 10,300.98 is: 14,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258.06 : 25,194.96 = 10,300.98 : x
  2. Step 2: Convert to fraction form
    18,258.06/25,194.96 = 10,300.98/x
  3. Step 3: Cross multiply
    18,258.06x = 25,194.96 × 10,300.98
  4. Step 4: Simplify right side
    18,258.06x = 259,532,779.06
  5. Step 5: Solve for x
    x = 259,532,779.06/18,258.06
  6. Step 6: Final answer
    x = 14,214.70

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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.