Home / 14,840.40-22,259.84-4,979.76

Finding the Fourth Proportional to 14,840.40, 22,259.84 and 4,979.76

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Solution

The fourth proportional to 14,840.40, 22,259.84 and 4,979.76 is: 7,469.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840.40 : 22,259.84 = 4,979.76 : x
  2. Step 2: Convert to fraction form
    14,840.40/22,259.84 = 4,979.76/x
  3. Step 3: Cross multiply
    14,840.40x = 22,259.84 × 4,979.76
  4. Step 4: Simplify right side
    14,840.40x = 110,848,660.84
  5. Step 5: Solve for x
    x = 110,848,660.84/14,840.40
  6. Step 6: Final answer
    x = 7,469.38

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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.