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Finding the Fourth Proportional to 18,361.98, 27,547.01 and 6,675.19

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Solution

The fourth proportional to 18,361.98, 27,547.01 and 6,675.19 is: 10,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361.98 : 27,547.01 = 6,675.19 : x
  2. Step 2: Convert to fraction form
    18,361.98/27,547.01 = 6,675.19/x
  3. Step 3: Cross multiply
    18,361.98x = 27,547.01 × 6,675.19
  4. Step 4: Simplify right side
    18,361.98x = 183,881,525.68
  5. Step 5: Solve for x
    x = 183,881,525.68/18,361.98
  6. Step 6: Final answer
    x = 10,014.25

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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.