Home / 19,589.33-27,033.31-10,636.71

Finding the Fourth Proportional to 19,589.33, 27,033.31 and 10,636.71

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Solution

The fourth proportional to 19,589.33, 27,033.31 and 10,636.71 is: 14,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589.33 : 27,033.31 = 10,636.71 : x
  2. Step 2: Convert to fraction form
    19,589.33/27,033.31 = 10,636.71/x
  3. Step 3: Cross multiply
    19,589.33x = 27,033.31 × 10,636.71
  4. Step 4: Simplify right side
    19,589.33x = 287,545,478.81
  5. Step 5: Solve for x
    x = 287,545,478.81/19,589.33
  6. Step 6: Final answer
    x = 14,678.68

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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.