Home / 45,577.67-68,357.85-19,300.86

Finding the Fourth Proportional to 45,577.67, 68,357.85 and 19,300.86

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Solution

The fourth proportional to 45,577.67, 68,357.85 and 19,300.86 is: 28,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,577.67 : 68,357.85 = 19,300.86 : x
  2. Step 2: Convert to fraction form
    45,577.67/68,357.85 = 19,300.86/x
  3. Step 3: Cross multiply
    45,577.67x = 68,357.85 × 19,300.86
  4. Step 4: Simplify right side
    45,577.67x = 1,319,365,292.75
  5. Step 5: Solve for x
    x = 1,319,365,292.75/45,577.67
  6. Step 6: Final answer
    x = 28,947.63

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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.