Home / 18,075.04-27,112.84-6,380.08

Finding the Fourth Proportional to 18,075.04, 27,112.84 and 6,380.08

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Solution

The fourth proportional to 18,075.04, 27,112.84 and 6,380.08 is: 9,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.04 : 27,112.84 = 6,380.08 : x
  2. Step 2: Convert to fraction form
    18,075.04/27,112.84 = 6,380.08/x
  3. Step 3: Cross multiply
    18,075.04x = 27,112.84 × 6,380.08
  4. Step 4: Simplify right side
    18,075.04x = 172,982,088.23
  5. Step 5: Solve for x
    x = 172,982,088.23/18,075.04
  6. Step 6: Final answer
    x = 9,570.22

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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.