Home / 14,840.57-20,480.00-8,126.24

Finding the Fourth Proportional to 14,840.57, 20,480.00 and 8,126.24

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Solution

The fourth proportional to 14,840.57, 20,480.00 and 8,126.24 is: 11,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840.57 : 20,480.00 = 8,126.24 : x
  2. Step 2: Convert to fraction form
    14,840.57/20,480.00 = 8,126.24/x
  3. Step 3: Cross multiply
    14,840.57x = 20,480.00 × 8,126.24
  4. Step 4: Simplify right side
    14,840.57x = 166,425,252.17
  5. Step 5: Solve for x
    x = 166,425,252.17/14,840.57
  6. Step 6: Final answer
    x = 11,214.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.