Home / 30,759.09-46,133.41-8,574.68

Finding the Fourth Proportional to 30,759.09, 46,133.41 and 8,574.68

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Solution

The fourth proportional to 30,759.09, 46,133.41 and 8,574.68 is: 12,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,759.09 : 46,133.41 = 8,574.68 : x
  2. Step 2: Convert to fraction form
    30,759.09/46,133.41 = 8,574.68/x
  3. Step 3: Cross multiply
    30,759.09x = 46,133.41 × 8,574.68
  4. Step 4: Simplify right side
    30,759.09x = 395,579,228.06
  5. Step 5: Solve for x
    x = 395,579,228.06/30,759.09
  6. Step 6: Final answer
    x = 12,860.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.