Home / 18,554.12-27,828.50-6,074.64

Finding the Fourth Proportional to 18,554.12, 27,828.50 and 6,074.64

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Solution

The fourth proportional to 18,554.12, 27,828.50 and 6,074.64 is: 9,111.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554.12 : 27,828.50 = 6,074.64 : x
  2. Step 2: Convert to fraction form
    18,554.12/27,828.50 = 6,074.64/x
  3. Step 3: Cross multiply
    18,554.12x = 27,828.50 × 6,074.64
  4. Step 4: Simplify right side
    18,554.12x = 169,048,088.87
  5. Step 5: Solve for x
    x = 169,048,088.87/18,554.12
  6. Step 6: Final answer
    x = 9,111.08

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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.