Home / 17,588.19-26,386.95-5,109.38

Finding the Fourth Proportional to 17,588.19, 26,386.95 and 5,109.38

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Solution

The fourth proportional to 17,588.19, 26,386.95 and 5,109.38 is: 7,665.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,588.19 : 26,386.95 = 5,109.38 : x
  2. Step 2: Convert to fraction form
    17,588.19/26,386.95 = 5,109.38/x
  3. Step 3: Cross multiply
    17,588.19x = 26,386.95 × 5,109.38
  4. Step 4: Simplify right side
    17,588.19x = 134,820,954.59
  5. Step 5: Solve for x
    x = 134,820,954.59/17,588.19
  6. Step 6: Final answer
    x = 7,665.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.