Home / 19,589.77-27,033.18-10,637.09

Finding the Fourth Proportional to 19,589.77, 27,033.18 and 10,637.09

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Solution

The fourth proportional to 19,589.77, 27,033.18 and 10,637.09 is: 14,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589.77 : 27,033.18 = 10,637.09 : x
  2. Step 2: Convert to fraction form
    19,589.77/27,033.18 = 10,637.09/x
  3. Step 3: Cross multiply
    19,589.77x = 27,033.18 × 10,637.09
  4. Step 4: Simplify right side
    19,589.77x = 287,554,368.65
  5. Step 5: Solve for x
    x = 287,554,368.65/19,589.77
  6. Step 6: Final answer
    x = 14,678.80

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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.