Home / 19,304.09-26,636.81-10,805.77

Finding the Fourth Proportional to 19,304.09, 26,636.81 and 10,805.77

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Solution

The fourth proportional to 19,304.09, 26,636.81 and 10,805.77 is: 14,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.09 : 26,636.81 = 10,805.77 : x
  2. Step 2: Convert to fraction form
    19,304.09/26,636.81 = 10,805.77/x
  3. Step 3: Cross multiply
    19,304.09x = 26,636.81 × 10,805.77
  4. Step 4: Simplify right side
    19,304.09x = 287,831,242.39
  5. Step 5: Solve for x
    x = 287,831,242.39/19,304.09
  6. Step 6: Final answer
    x = 14,910.38

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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.