Home / 35,890.12-49,527.32-19,974.23

Finding the Fourth Proportional to 35,890.12, 49,527.32 and 19,974.23

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Solution

The fourth proportional to 35,890.12, 49,527.32 and 19,974.23 is: 27,563.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,890.12 : 49,527.32 = 19,974.23 : x
  2. Step 2: Convert to fraction form
    35,890.12/49,527.32 = 19,974.23/x
  3. Step 3: Cross multiply
    35,890.12x = 49,527.32 × 19,974.23
  4. Step 4: Simplify right side
    35,890.12x = 989,269,883.26
  5. Step 5: Solve for x
    x = 989,269,883.26/35,890.12
  6. Step 6: Final answer
    x = 27,563.85

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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.