Home / 54,225.78-81,329.43-14,773.65

Finding the Fourth Proportional to 54,225.78, 81,329.43 and 14,773.65

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Solution

The fourth proportional to 54,225.78, 81,329.43 and 14,773.65 is: 22,157.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,225.78 : 81,329.43 = 14,773.65 : x
  2. Step 2: Convert to fraction form
    54,225.78/81,329.43 = 14,773.65/x
  3. Step 3: Cross multiply
    54,225.78x = 81,329.43 × 14,773.65
  4. Step 4: Simplify right side
    54,225.78x = 1,201,532,533.52
  5. Step 5: Solve for x
    x = 1,201,532,533.52/54,225.78
  6. Step 6: Final answer
    x = 22,157.96

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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.