Home / 17,820.36-26,705.03-10,012.77

Finding the Fourth Proportional to 17,820.36, 26,705.03 and 10,012.77

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Solution

The fourth proportional to 17,820.36, 26,705.03 and 10,012.77 is: 15,004.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,820.36 : 26,705.03 = 10,012.77 : x
  2. Step 2: Convert to fraction form
    17,820.36/26,705.03 = 10,012.77/x
  3. Step 3: Cross multiply
    17,820.36x = 26,705.03 × 10,012.77
  4. Step 4: Simplify right side
    17,820.36x = 267,391,273.17
  5. Step 5: Solve for x
    x = 267,391,273.17/17,820.36
  6. Step 6: Final answer
    x = 15,004.82

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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.