Home / 18,075.22-24,943.78-10,118.98

Finding the Fourth Proportional to 18,075.22, 24,943.78 and 10,118.98

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Solution

The fourth proportional to 18,075.22, 24,943.78 and 10,118.98 is: 13,964.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.22 : 24,943.78 = 10,118.98 : x
  2. Step 2: Convert to fraction form
    18,075.22/24,943.78 = 10,118.98/x
  3. Step 3: Cross multiply
    18,075.22x = 24,943.78 × 10,118.98
  4. Step 4: Simplify right side
    18,075.22x = 252,405,435.63
  5. Step 5: Solve for x
    x = 252,405,435.63/18,075.22
  6. Step 6: Final answer
    x = 13,964.17

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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.