Home / 14,801.06-22,199.19-5,438.78

Finding the Fourth Proportional to 14,801.06, 22,199.19 and 5,438.78

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Solution

The fourth proportional to 14,801.06, 22,199.19 and 5,438.78 is: 8,157.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,801.06 : 22,199.19 = 5,438.78 : x
  2. Step 2: Convert to fraction form
    14,801.06/22,199.19 = 5,438.78/x
  3. Step 3: Cross multiply
    14,801.06x = 22,199.19 × 5,438.78
  4. Step 4: Simplify right side
    14,801.06x = 120,736,399.59
  5. Step 5: Solve for x
    x = 120,736,399.59/14,801.06
  6. Step 6: Final answer
    x = 8,157.28

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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.