Home / 27,482.88-41,222.24-8,762.16

Finding the Fourth Proportional to 27,482.88, 41,222.24 and 8,762.16

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Solution

The fourth proportional to 27,482.88, 41,222.24 and 8,762.16 is: 13,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,482.88 : 41,222.24 = 8,762.16 : x
  2. Step 2: Convert to fraction form
    27,482.88/41,222.24 = 8,762.16/x
  3. Step 3: Cross multiply
    27,482.88x = 41,222.24 × 8,762.16
  4. Step 4: Simplify right side
    27,482.88x = 361,195,678.23
  5. Step 5: Solve for x
    x = 361,195,678.23/27,482.88
  6. Step 6: Final answer
    x = 13,142.57

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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.