Home / 18,075.74-27,106.86-6,226.16

Finding the Fourth Proportional to 18,075.74, 27,106.86 and 6,226.16

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Solution

The fourth proportional to 18,075.74, 27,106.86 and 6,226.16 is: 9,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.74 : 27,106.86 = 6,226.16 : x
  2. Step 2: Convert to fraction form
    18,075.74/27,106.86 = 6,226.16/x
  3. Step 3: Cross multiply
    18,075.74x = 27,106.86 × 6,226.16
  4. Step 4: Simplify right side
    18,075.74x = 168,771,647.46
  5. Step 5: Solve for x
    x = 168,771,647.46/18,075.74
  6. Step 6: Final answer
    x = 9,336.91

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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.