Home / 19,105.60-26,365.82-10,607.84

Finding the Fourth Proportional to 19,105.60, 26,365.82 and 10,607.84

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Solution

The fourth proportional to 19,105.60, 26,365.82 and 10,607.84 is: 14,638.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.60 : 26,365.82 = 10,607.84 : x
  2. Step 2: Convert to fraction form
    19,105.60/26,365.82 = 10,607.84/x
  3. Step 3: Cross multiply
    19,105.60x = 26,365.82 × 10,607.84
  4. Step 4: Simplify right side
    19,105.60x = 279,684,400.03
  5. Step 5: Solve for x
    x = 279,684,400.03/19,105.60
  6. Step 6: Final answer
    x = 14,638.87

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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.