Home / 14,069.44-21,105.16-4,207.92

Finding the Fourth Proportional to 14,069.44, 21,105.16 and 4,207.92

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Solution

The fourth proportional to 14,069.44, 21,105.16 and 4,207.92 is: 6,312.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.44 : 21,105.16 = 4,207.92 : x
  2. Step 2: Convert to fraction form
    14,069.44/21,105.16 = 4,207.92/x
  3. Step 3: Cross multiply
    14,069.44x = 21,105.16 × 4,207.92
  4. Step 4: Simplify right side
    14,069.44x = 88,808,824.87
  5. Step 5: Solve for x
    x = 88,808,824.87/14,069.44
  6. Step 6: Final answer
    x = 6,312.18

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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.