Home / 35,928.12-49,583.58-20,825.64

Finding the Fourth Proportional to 35,928.12, 49,583.58 and 20,825.64

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Solution

The fourth proportional to 35,928.12, 49,583.58 and 20,825.64 is: 28,740.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,928.12 : 49,583.58 = 20,825.64 : x
  2. Step 2: Convert to fraction form
    35,928.12/49,583.58 = 20,825.64/x
  3. Step 3: Cross multiply
    35,928.12x = 49,583.58 × 20,825.64
  4. Step 4: Simplify right side
    35,928.12x = 1,032,609,786.99
  5. Step 5: Solve for x
    x = 1,032,609,786.99/35,928.12
  6. Step 6: Final answer
    x = 28,740.99

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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.