Home / 54,912.48-82,337.51-21,614.49

Finding the Fourth Proportional to 54,912.48, 82,337.51 and 21,614.49

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Solution

The fourth proportional to 54,912.48, 82,337.51 and 21,614.49 is: 32,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,912.48 : 82,337.51 = 21,614.49 : x
  2. Step 2: Convert to fraction form
    54,912.48/82,337.51 = 21,614.49/x
  3. Step 3: Cross multiply
    54,912.48x = 82,337.51 × 21,614.49
  4. Step 4: Simplify right side
    54,912.48x = 1,779,683,178.45
  5. Step 5: Solve for x
    x = 1,779,683,178.45/54,912.48
  6. Step 6: Final answer
    x = 32,409.45

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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.