Home / 56,478.12-84,662.07-26,888.01

Finding the Fourth Proportional to 56,478.12, 84,662.07 and 26,888.01

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Solution

The fourth proportional to 56,478.12, 84,662.07 and 26,888.01 is: 40,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,478.12 : 84,662.07 = 26,888.01 : x
  2. Step 2: Convert to fraction form
    56,478.12/84,662.07 = 26,888.01/x
  3. Step 3: Cross multiply
    56,478.12x = 84,662.07 × 26,888.01
  4. Step 4: Simplify right side
    56,478.12x = 2,276,394,584.78
  5. Step 5: Solve for x
    x = 2,276,394,584.78/56,478.12
  6. Step 6: Final answer
    x = 40,305.78

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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.