Home / 30,113.52-41,553.24-16,681.44

Finding the Fourth Proportional to 30,113.52, 41,553.24 and 16,681.44

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Solution

The fourth proportional to 30,113.52, 41,553.24 and 16,681.44 is: 23,018.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113.52 : 41,553.24 = 16,681.44 : x
  2. Step 2: Convert to fraction form
    30,113.52/41,553.24 = 16,681.44/x
  3. Step 3: Cross multiply
    30,113.52x = 41,553.24 × 16,681.44
  4. Step 4: Simplify right side
    30,113.52x = 693,167,879.87
  5. Step 5: Solve for x
    x = 693,167,879.87/30,113.52
  6. Step 6: Final answer
    x = 23,018.49

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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.