Home / 14,320.14-21,475.35-5,550.54

Finding the Fourth Proportional to 14,320.14, 21,475.35 and 5,550.54

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Solution

The fourth proportional to 14,320.14, 21,475.35 and 5,550.54 is: 8,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.14 : 21,475.35 = 5,550.54 : x
  2. Step 2: Convert to fraction form
    14,320.14/21,475.35 = 5,550.54/x
  3. Step 3: Cross multiply
    14,320.14x = 21,475.35 × 5,550.54
  4. Step 4: Simplify right side
    14,320.14x = 119,199,789.19
  5. Step 5: Solve for x
    x = 119,199,789.19/14,320.14
  6. Step 6: Final answer
    x = 8,323.93

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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.