Home / 19,318.12-26,654.46-14,003.71

Finding the Fourth Proportional to 19,318.12, 26,654.46 and 14,003.71

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Solution

The fourth proportional to 19,318.12, 26,654.46 and 14,003.71 is: 19,321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,318.12 : 26,654.46 = 14,003.71 : x
  2. Step 2: Convert to fraction form
    19,318.12/26,654.46 = 14,003.71/x
  3. Step 3: Cross multiply
    19,318.12x = 26,654.46 × 14,003.71
  4. Step 4: Simplify right side
    19,318.12x = 373,261,328.05
  5. Step 5: Solve for x
    x = 373,261,328.05/19,318.12
  6. Step 6: Final answer
    x = 19,321.82

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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.