Home / 30,041.24-45,018.03-16,897.28

Finding the Fourth Proportional to 30,041.24, 45,018.03 and 16,897.28

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Solution

The fourth proportional to 30,041.24, 45,018.03 and 16,897.28 is: 25,321.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,041.24 : 45,018.03 = 16,897.28 : x
  2. Step 2: Convert to fraction form
    30,041.24/45,018.03 = 16,897.28/x
  3. Step 3: Cross multiply
    30,041.24x = 45,018.03 × 16,897.28
  4. Step 4: Simplify right side
    30,041.24x = 760,682,257.96
  5. Step 5: Solve for x
    x = 760,682,257.96/30,041.24
  6. Step 6: Final answer
    x = 25,321.27

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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.