Home / 14,485.80-21,704.40-9,552.90

Finding the Fourth Proportional to 14,485.80, 21,704.40 and 9,552.90

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Solution

The fourth proportional to 14,485.80, 21,704.40 and 9,552.90 is: 14,313.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,485.80 : 21,704.40 = 9,552.90 : x
  2. Step 2: Convert to fraction form
    14,485.80/21,704.40 = 9,552.90/x
  3. Step 3: Cross multiply
    14,485.80x = 21,704.40 × 9,552.90
  4. Step 4: Simplify right side
    14,485.80x = 207,339,962.76
  5. Step 5: Solve for x
    x = 207,339,962.76/14,485.80
  6. Step 6: Final answer
    x = 14,313.32

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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.