Home / 49,994.35-69,009.57-28,782.07

Finding the Fourth Proportional to 49,994.35, 69,009.57 and 28,782.07

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Solution

The fourth proportional to 49,994.35, 69,009.57 and 28,782.07 is: 39,729.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,994.35 : 69,009.57 = 28,782.07 : x
  2. Step 2: Convert to fraction form
    49,994.35/69,009.57 = 28,782.07/x
  3. Step 3: Cross multiply
    49,994.35x = 69,009.57 × 28,782.07
  4. Step 4: Simplify right side
    49,994.35x = 1,986,237,929.36
  5. Step 5: Solve for x
    x = 1,986,237,929.36/49,994.35
  6. Step 6: Final answer
    x = 39,729.25

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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.