Home / 14,318.27-21,485.78-5,997.58

Finding the Fourth Proportional to 14,318.27, 21,485.78 and 5,997.58

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Solution

The fourth proportional to 14,318.27, 21,485.78 and 5,997.58 is: 8,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.27 : 21,485.78 = 5,997.58 : x
  2. Step 2: Convert to fraction form
    14,318.27/21,485.78 = 5,997.58/x
  3. Step 3: Cross multiply
    14,318.27x = 21,485.78 × 5,997.58
  4. Step 4: Simplify right side
    14,318.27x = 128,862,703.77
  5. Step 5: Solve for x
    x = 128,862,703.77/14,318.27
  6. Step 6: Final answer
    x = 8,999.88

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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.