Home / 14,579.40-21,893.40-9,670.80

Finding the Fourth Proportional to 14,579.40, 21,893.40 and 9,670.80

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Solution

The fourth proportional to 14,579.40, 21,893.40 and 9,670.80 is: 14,522.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,579.40 : 21,893.40 = 9,670.80 : x
  2. Step 2: Convert to fraction form
    14,579.40/21,893.40 = 9,670.80/x
  3. Step 3: Cross multiply
    14,579.40x = 21,893.40 × 9,670.80
  4. Step 4: Simplify right side
    14,579.40x = 211,726,692.72
  5. Step 5: Solve for x
    x = 211,726,692.72/14,579.40
  6. Step 6: Final answer
    x = 14,522.32

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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.