Home / 19,105.56-26,365.92-10,607.88

Finding the Fourth Proportional to 19,105.56, 26,365.92 and 10,607.88

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Solution

The fourth proportional to 19,105.56, 26,365.92 and 10,607.88 is: 14,639.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.56 : 26,365.92 = 10,607.88 : x
  2. Step 2: Convert to fraction form
    19,105.56/26,365.92 = 10,607.88/x
  3. Step 3: Cross multiply
    19,105.56x = 26,365.92 × 10,607.88
  4. Step 4: Simplify right side
    19,105.56x = 279,686,515.45
  5. Step 5: Solve for x
    x = 279,686,515.45/19,105.56
  6. Step 6: Final answer
    x = 14,639.01

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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.