Home / 19,105.11-26,365.32-10,492.00

Finding the Fourth Proportional to 19,105.11, 26,365.32 and 10,492.00

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Solution

The fourth proportional to 19,105.11, 26,365.32 and 10,492.00 is: 14,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.11 : 26,365.32 = 10,492.00 : x
  2. Step 2: Convert to fraction form
    19,105.11/26,365.32 = 10,492.00/x
  3. Step 3: Cross multiply
    19,105.11x = 26,365.32 × 10,492.00
  4. Step 4: Simplify right side
    19,105.11x = 276,624,871.53
  5. Step 5: Solve for x
    x = 276,624,871.53/19,105.11
  6. Step 6: Final answer
    x = 14,479.10

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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.