Home / 28,033.36-42,054.48-10,504.56

Finding the Fourth Proportional to 28,033.36, 42,054.48 and 10,504.56

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Solution

The fourth proportional to 28,033.36, 42,054.48 and 10,504.56 is: 15,758.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,033.36 : 42,054.48 = 10,504.56 : x
  2. Step 2: Convert to fraction form
    28,033.36/42,054.48 = 10,504.56/x
  3. Step 3: Cross multiply
    28,033.36x = 42,054.48 × 10,504.56
  4. Step 4: Simplify right side
    28,033.36x = 441,763,808.43
  5. Step 5: Solve for x
    x = 441,763,808.43/28,033.36
  6. Step 6: Final answer
    x = 15,758.50

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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.