Home / 34,821.76-48,054.37-18,906.34

Finding the Fourth Proportional to 34,821.76, 48,054.37 and 18,906.34

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Solution

The fourth proportional to 34,821.76, 48,054.37 and 18,906.34 is: 26,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.76 : 48,054.37 = 18,906.34 : x
  2. Step 2: Convert to fraction form
    34,821.76/48,054.37 = 18,906.34/x
  3. Step 3: Cross multiply
    34,821.76x = 48,054.37 × 18,906.34
  4. Step 4: Simplify right side
    34,821.76x = 908,532,017.43
  5. Step 5: Solve for x
    x = 908,532,017.43/34,821.76
  6. Step 6: Final answer
    x = 26,090.93

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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.