Home / 44,744-67,130.64-13,579.28

Finding the Fourth Proportional to 44,744, 67,130.64 and 13,579.28

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Solution

The fourth proportional to 44,744, 67,130.64 and 13,579.28 is: 20,373.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,744 : 67,130.64 = 13,579.28 : x
  2. Step 2: Convert to fraction form
    44,744/67,130.64 = 13,579.28/x
  3. Step 3: Cross multiply
    44,744x = 67,130.64 × 13,579.28
  4. Step 4: Simplify right side
    44,744x = 911,585,757.14
  5. Step 5: Solve for x
    x = 911,585,757.14/44,744
  6. Step 6: Final answer
    x = 20,373.36

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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.