Home / 30,127.86-41,576.68-16,699.34

Finding the Fourth Proportional to 30,127.86, 41,576.68 and 16,699.34

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Solution

The fourth proportional to 30,127.86, 41,576.68 and 16,699.34 is: 23,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127.86 : 41,576.68 = 16,699.34 : x
  2. Step 2: Convert to fraction form
    30,127.86/41,576.68 = 16,699.34/x
  3. Step 3: Cross multiply
    30,127.86x = 41,576.68 × 16,699.34
  4. Step 4: Simplify right side
    30,127.86x = 694,303,115.39
  5. Step 5: Solve for x
    x = 694,303,115.39/30,127.86
  6. Step 6: Final answer
    x = 23,045.22

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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.