Home / 19,141.10-26,416.13-10,644.75

Finding the Fourth Proportional to 19,141.10, 26,416.13 and 10,644.75

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Solution

The fourth proportional to 19,141.10, 26,416.13 and 10,644.75 is: 14,690.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.10 : 26,416.13 = 10,644.75 : x
  2. Step 2: Convert to fraction form
    19,141.10/26,416.13 = 10,644.75/x
  3. Step 3: Cross multiply
    19,141.10x = 26,416.13 × 10,644.75
  4. Step 4: Simplify right side
    19,141.10x = 281,193,046.59
  5. Step 5: Solve for x
    x = 281,193,046.59/19,141.10
  6. Step 6: Final answer
    x = 14,690.54

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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.