Home / 35,708.87-49,278.21-19,793.18

Finding the Fourth Proportional to 35,708.87, 49,278.21 and 19,793.18

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Solution

The fourth proportional to 35,708.87, 49,278.21 and 19,793.18 is: 27,314.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,708.87 : 49,278.21 = 19,793.18 : x
  2. Step 2: Convert to fraction form
    35,708.87/49,278.21 = 19,793.18/x
  3. Step 3: Cross multiply
    35,708.87x = 49,278.21 × 19,793.18
  4. Step 4: Simplify right side
    35,708.87x = 975,372,234.22
  5. Step 5: Solve for x
    x = 975,372,234.22/35,708.87
  6. Step 6: Final answer
    x = 27,314.57

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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.