Home / 14,302.30-21,453.45-9,636.70

Finding the Fourth Proportional to 14,302.30, 21,453.45 and 9,636.70

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Solution

The fourth proportional to 14,302.30, 21,453.45 and 9,636.70 is: 14,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.30 : 21,453.45 = 9,636.70 : x
  2. Step 2: Convert to fraction form
    14,302.30/21,453.45 = 9,636.70/x
  3. Step 3: Cross multiply
    14,302.30x = 21,453.45 × 9,636.70
  4. Step 4: Simplify right side
    14,302.30x = 206,740,461.62
  5. Step 5: Solve for x
    x = 206,740,461.62/14,302.30
  6. Step 6: Final answer
    x = 14,455.05

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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.