Home / 54,898.94-82,376.04-21,642.86

Finding the Fourth Proportional to 54,898.94, 82,376.04 and 21,642.86

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Solution

The fourth proportional to 54,898.94, 82,376.04 and 21,642.86 is: 32,475.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,898.94 : 82,376.04 = 21,642.86 : x
  2. Step 2: Convert to fraction form
    54,898.94/82,376.04 = 21,642.86/x
  3. Step 3: Cross multiply
    54,898.94x = 82,376.04 × 21,642.86
  4. Step 4: Simplify right side
    54,898.94x = 1,782,852,689.19
  5. Step 5: Solve for x
    x = 1,782,852,689.19/54,898.94
  6. Step 6: Final answer
    x = 32,475.18

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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.