Home / 12,632.86-18,949.34-5,699.26

Finding the Fourth Proportional to 12,632.86, 18,949.34 and 5,699.26

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Solution

The fourth proportional to 12,632.86, 18,949.34 and 5,699.26 is: 8,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,632.86 : 18,949.34 = 5,699.26 : x
  2. Step 2: Convert to fraction form
    12,632.86/18,949.34 = 5,699.26/x
  3. Step 3: Cross multiply
    12,632.86x = 18,949.34 × 5,699.26
  4. Step 4: Simplify right side
    12,632.86x = 107,997,215.49
  5. Step 5: Solve for x
    x = 107,997,215.49/12,632.86
  6. Step 6: Final answer
    x = 8,548.91

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1.5x scale

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.