Home / 14,553.62-20,068.12-9,829.70

Finding the Fourth Proportional to 14,553.62, 20,068.12 and 9,829.70

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Solution

The fourth proportional to 14,553.62, 20,068.12 and 9,829.70 is: 13,554.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,553.62 : 20,068.12 = 9,829.70 : x
  2. Step 2: Convert to fraction form
    14,553.62/20,068.12 = 9,829.70/x
  3. Step 3: Cross multiply
    14,553.62x = 20,068.12 × 9,829.70
  4. Step 4: Simplify right side
    14,553.62x = 197,263,599.16
  5. Step 5: Solve for x
    x = 197,263,599.16/14,553.62
  6. Step 6: Final answer
    x = 13,554.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.