Home / 14,021.69-21,034.76-5,257.26

Finding the Fourth Proportional to 14,021.69, 21,034.76 and 5,257.26

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Solution

The fourth proportional to 14,021.69, 21,034.76 and 5,257.26 is: 7,886.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.69 : 21,034.76 = 5,257.26 : x
  2. Step 2: Convert to fraction form
    14,021.69/21,034.76 = 5,257.26/x
  3. Step 3: Cross multiply
    14,021.69x = 21,034.76 × 5,257.26
  4. Step 4: Simplify right side
    14,021.69x = 110,585,176.07
  5. Step 5: Solve for x
    x = 110,585,176.07/14,021.69
  6. Step 6: Final answer
    x = 7,886.73

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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.