Home / 63,091.74-94,623-18,707.82

Finding the Fourth Proportional to 63,091.74, 94,623 and 18,707.82

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Solution

The fourth proportional to 63,091.74, 94,623 and 18,707.82 is: 28,057.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,091.74 : 94,623 = 18,707.82 : x
  2. Step 2: Convert to fraction form
    63,091.74/94,623 = 18,707.82/x
  3. Step 3: Cross multiply
    63,091.74x = 94,623 × 18,707.82
  4. Step 4: Simplify right side
    63,091.74x = 1,770,190,051.86
  5. Step 5: Solve for x
    x = 1,770,190,051.86/63,091.74
  6. Step 6: Final answer
    x = 28,057.40

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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.