Home / 14,098.56-21,186.24-13,580.16

Finding the Fourth Proportional to 14,098.56, 21,186.24 and 13,580.16

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Solution

The fourth proportional to 14,098.56, 21,186.24 and 13,580.16 is: 20,407.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.56 : 21,186.24 = 13,580.16 : x
  2. Step 2: Convert to fraction form
    14,098.56/21,186.24 = 13,580.16/x
  3. Step 3: Cross multiply
    14,098.56x = 21,186.24 × 13,580.16
  4. Step 4: Simplify right side
    14,098.56x = 287,712,529.00
  5. Step 5: Solve for x
    x = 287,712,529.00/14,098.56
  6. Step 6: Final answer
    x = 20,407.23

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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.