Home / 30,105.46-41,544.25-16,677.28

Finding the Fourth Proportional to 30,105.46, 41,544.25 and 16,677.28

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Solution

The fourth proportional to 30,105.46, 41,544.25 and 16,677.28 is: 23,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,105.46 : 41,544.25 = 16,677.28 : x
  2. Step 2: Convert to fraction form
    30,105.46/41,544.25 = 16,677.28/x
  3. Step 3: Cross multiply
    30,105.46x = 41,544.25 × 16,677.28
  4. Step 4: Simplify right side
    30,105.46x = 692,845,089.64
  5. Step 5: Solve for x
    x = 692,845,089.64/30,105.46
  6. Step 6: Final answer
    x = 23,013.93

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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.