Home / 14,045.96-21,071.98-4,186.03

Finding the Fourth Proportional to 14,045.96, 21,071.98 and 4,186.03

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Solution

The fourth proportional to 14,045.96, 21,071.98 and 4,186.03 is: 6,279.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.96 : 21,071.98 = 4,186.03 : x
  2. Step 2: Convert to fraction form
    14,045.96/21,071.98 = 4,186.03/x
  3. Step 3: Cross multiply
    14,045.96x = 21,071.98 × 4,186.03
  4. Step 4: Simplify right side
    14,045.96x = 88,207,940.44
  5. Step 5: Solve for x
    x = 88,207,940.44/14,045.96
  6. Step 6: Final answer
    x = 6,279.95

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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.