Home / 54,913.53-82,359.05-15,470.99

Finding the Fourth Proportional to 54,913.53, 82,359.05 and 15,470.99

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Solution

The fourth proportional to 54,913.53, 82,359.05 and 15,470.99 is: 23,203.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,913.53 : 82,359.05 = 15,470.99 : x
  2. Step 2: Convert to fraction form
    54,913.53/82,359.05 = 15,470.99/x
  3. Step 3: Cross multiply
    54,913.53x = 82,359.05 × 15,470.99
  4. Step 4: Simplify right side
    54,913.53x = 1,274,176,038.96
  5. Step 5: Solve for x
    x = 1,274,176,038.96/54,913.53
  6. Step 6: Final answer
    x = 23,203.32

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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.