Home / 31,075.35-46,619.78-11,353.88

Finding the Fourth Proportional to 31,075.35, 46,619.78 and 11,353.88

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Solution

The fourth proportional to 31,075.35, 46,619.78 and 11,353.88 is: 17,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,075.35 : 46,619.78 = 11,353.88 : x
  2. Step 2: Convert to fraction form
    31,075.35/46,619.78 = 11,353.88/x
  3. Step 3: Cross multiply
    31,075.35x = 46,619.78 × 11,353.88
  4. Step 4: Simplify right side
    31,075.35x = 529,315,097.88
  5. Step 5: Solve for x
    x = 529,315,097.88/31,075.35
  6. Step 6: Final answer
    x = 17,033.28

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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.