Home / 14,068.26-21,105.72-4,207.41

Finding the Fourth Proportional to 14,068.26, 21,105.72 and 4,207.41

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Solution

The fourth proportional to 14,068.26, 21,105.72 and 4,207.41 is: 6,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.26 : 21,105.72 = 4,207.41 : x
  2. Step 2: Convert to fraction form
    14,068.26/21,105.72 = 4,207.41/x
  3. Step 3: Cross multiply
    14,068.26x = 21,105.72 × 4,207.41
  4. Step 4: Simplify right side
    14,068.26x = 88,800,417.39
  5. Step 5: Solve for x
    x = 88,800,417.39/14,068.26
  6. Step 6: Final answer
    x = 6,312.11

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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.