Home / 14,045.46-21,071.23-4,185.54

Finding the Fourth Proportional to 14,045.46, 21,071.23 and 4,185.54

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Solution

The fourth proportional to 14,045.46, 21,071.23 and 4,185.54 is: 6,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.46 : 21,071.23 = 4,185.54 : x
  2. Step 2: Convert to fraction form
    14,045.46/21,071.23 = 4,185.54/x
  3. Step 3: Cross multiply
    14,045.46x = 21,071.23 × 4,185.54
  4. Step 4: Simplify right side
    14,045.46x = 88,194,370.66
  5. Step 5: Solve for x
    x = 88,194,370.66/14,045.46
  6. Step 6: Final answer
    x = 6,279.21

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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.