Home / 57,718.58-86,421.47-29,958.26

Finding the Fourth Proportional to 57,718.58, 86,421.47 and 29,958.26

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Solution

The fourth proportional to 57,718.58, 86,421.47 and 29,958.26 is: 44,856.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,718.58 : 86,421.47 = 29,958.26 : x
  2. Step 2: Convert to fraction form
    57,718.58/86,421.47 = 29,958.26/x
  3. Step 3: Cross multiply
    57,718.58x = 86,421.47 × 29,958.26
  4. Step 4: Simplify right side
    57,718.58x = 2,589,036,285.94
  5. Step 5: Solve for x
    x = 2,589,036,285.94/57,718.58
  6. Step 6: Final answer
    x = 44,856.21

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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.