Home / 13,075.44-18,048.06-8,886.12

Finding the Fourth Proportional to 13,075.44, 18,048.06 and 8,886.12

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Solution

The fourth proportional to 13,075.44, 18,048.06 and 8,886.12 is: 12,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.44 : 18,048.06 = 8,886.12 : x
  2. Step 2: Convert to fraction form
    13,075.44/18,048.06 = 8,886.12/x
  3. Step 3: Cross multiply
    13,075.44x = 18,048.06 × 8,886.12
  4. Step 4: Simplify right side
    13,075.44x = 160,377,226.93
  5. Step 5: Solve for x
    x = 160,377,226.93/13,075.44
  6. Step 6: Final answer
    x = 12,265.53

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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.