Home / 63,079.86-94,638.06-18,707.68

Finding the Fourth Proportional to 63,079.86, 94,638.06 and 18,707.68

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Solution

The fourth proportional to 63,079.86, 94,638.06 and 18,707.68 is: 28,066.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,079.86 : 94,638.06 = 18,707.68 : x
  2. Step 2: Convert to fraction form
    63,079.86/94,638.06 = 18,707.68/x
  3. Step 3: Cross multiply
    63,079.86x = 94,638.06 × 18,707.68
  4. Step 4: Simplify right side
    63,079.86x = 1,770,458,542.30
  5. Step 5: Solve for x
    x = 1,770,458,542.30/63,079.86
  6. Step 6: Final answer
    x = 28,066.94

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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.