Home / 14,250.93-21,374.39-4,890.79

Finding the Fourth Proportional to 14,250.93, 21,374.39 and 4,890.79

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Solution

The fourth proportional to 14,250.93, 21,374.39 and 4,890.79 is: 7,335.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.93 : 21,374.39 = 4,890.79 : x
  2. Step 2: Convert to fraction form
    14,250.93/21,374.39 = 4,890.79/x
  3. Step 3: Cross multiply
    14,250.93x = 21,374.39 × 4,890.79
  4. Step 4: Simplify right side
    14,250.93x = 104,537,546.00
  5. Step 5: Solve for x
    x = 104,537,546.00/14,250.93
  6. Step 6: Final answer
    x = 7,335.49

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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.