Home / 14,641.56-20,207.26-8,355.24

Finding the Fourth Proportional to 14,641.56, 20,207.26 and 8,355.24

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Solution

The fourth proportional to 14,641.56, 20,207.26 and 8,355.24 is: 11,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,641.56 : 20,207.26 = 8,355.24 : x
  2. Step 2: Convert to fraction form
    14,641.56/20,207.26 = 8,355.24/x
  3. Step 3: Cross multiply
    14,641.56x = 20,207.26 × 8,355.24
  4. Step 4: Simplify right side
    14,641.56x = 168,836,507.04
  5. Step 5: Solve for x
    x = 168,836,507.04/14,641.56
  6. Step 6: Final answer
    x = 11,531.32

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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.