Home / 14,480.40-21,624.23-14,323.84

Finding the Fourth Proportional to 14,480.40, 21,624.23 and 14,323.84

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Solution

The fourth proportional to 14,480.40, 21,624.23 and 14,323.84 is: 21,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.40 : 21,624.23 = 14,323.84 : x
  2. Step 2: Convert to fraction form
    14,480.40/21,624.23 = 14,323.84/x
  3. Step 3: Cross multiply
    14,480.40x = 21,624.23 × 14,323.84
  4. Step 4: Simplify right side
    14,480.40x = 309,741,992.39
  5. Step 5: Solve for x
    x = 309,741,992.39/14,480.40
  6. Step 6: Final answer
    x = 21,390.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.