Home / 56,527.09-84,789.76-19,113.44

Finding the Fourth Proportional to 56,527.09, 84,789.76 and 19,113.44

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Solution

The fourth proportional to 56,527.09, 84,789.76 and 19,113.44 is: 28,669.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,527.09 : 84,789.76 = 19,113.44 : x
  2. Step 2: Convert to fraction form
    56,527.09/84,789.76 = 19,113.44/x
  3. Step 3: Cross multiply
    56,527.09x = 84,789.76 × 19,113.44
  4. Step 4: Simplify right side
    56,527.09x = 1,620,623,860.50
  5. Step 5: Solve for x
    x = 1,620,623,860.50/56,527.09
  6. Step 6: Final answer
    x = 28,669.86

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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.