Home / 14,071.82-21,106.35-4,211.18

Finding the Fourth Proportional to 14,071.82, 21,106.35 and 4,211.18

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Solution

The fourth proportional to 14,071.82, 21,106.35 and 4,211.18 is: 6,316.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071.82 : 21,106.35 = 4,211.18 : x
  2. Step 2: Convert to fraction form
    14,071.82/21,106.35 = 4,211.18/x
  3. Step 3: Cross multiply
    14,071.82x = 21,106.35 × 4,211.18
  4. Step 4: Simplify right side
    14,071.82x = 88,882,533.46
  5. Step 5: Solve for x
    x = 88,882,533.46/14,071.82
  6. Step 6: Final answer
    x = 6,316.35

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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.