Home / 14,403.97-19,875.36-8,353.96

Finding the Fourth Proportional to 14,403.97, 19,875.36 and 8,353.96

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Solution

The fourth proportional to 14,403.97, 19,875.36 and 8,353.96 is: 11,527.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.97 : 19,875.36 = 8,353.96 : x
  2. Step 2: Convert to fraction form
    14,403.97/19,875.36 = 8,353.96/x
  3. Step 3: Cross multiply
    14,403.97x = 19,875.36 × 8,353.96
  4. Step 4: Simplify right side
    14,403.97x = 166,037,962.43
  5. Step 5: Solve for x
    x = 166,037,962.43/14,403.97
  6. Step 6: Final answer
    x = 11,527.24

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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.