Home / 34,821.51-48,053.18-18,906.57

Finding the Fourth Proportional to 34,821.51, 48,053.18 and 18,906.57

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Solution

The fourth proportional to 34,821.51, 48,053.18 and 18,906.57 is: 26,090.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.51 : 48,053.18 = 18,906.57 : x
  2. Step 2: Convert to fraction form
    34,821.51/48,053.18 = 18,906.57/x
  3. Step 3: Cross multiply
    34,821.51x = 48,053.18 × 18,906.57
  4. Step 4: Simplify right side
    34,821.51x = 908,520,571.13
  5. Step 5: Solve for x
    x = 908,520,571.13/34,821.51
  6. Step 6: Final answer
    x = 26,090.79

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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.