Home / 14,284.70-21,422.32-4,924.50

Finding the Fourth Proportional to 14,284.70, 21,422.32 and 4,924.50

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Solution

The fourth proportional to 14,284.70, 21,422.32 and 4,924.50 is: 7,385.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.70 : 21,422.32 = 4,924.50 : x
  2. Step 2: Convert to fraction form
    14,284.70/21,422.32 = 4,924.50/x
  3. Step 3: Cross multiply
    14,284.70x = 21,422.32 × 4,924.50
  4. Step 4: Simplify right side
    14,284.70x = 105,494,149.90
  5. Step 5: Solve for x
    x = 105,494,149.90/14,284.70
  6. Step 6: Final answer
    x = 7,385.11

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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.