Home / 14,520.07-20,043.83-9,810.73

Finding the Fourth Proportional to 14,520.07, 20,043.83 and 9,810.73

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Solution

The fourth proportional to 14,520.07, 20,043.83 and 9,810.73 is: 13,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520.07 : 20,043.83 = 9,810.73 : x
  2. Step 2: Convert to fraction form
    14,520.07/20,043.83 = 9,810.73/x
  3. Step 3: Cross multiply
    14,520.07x = 20,043.83 × 9,810.73
  4. Step 4: Simplify right side
    14,520.07x = 196,644,455.02
  5. Step 5: Solve for x
    x = 196,644,455.02/14,520.07
  6. Step 6: Final answer
    x = 13,542.95

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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.