Home / 38,815.10-58,172.38-16,300.25

Finding the Fourth Proportional to 38,815.10, 58,172.38 and 16,300.25

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Solution

The fourth proportional to 38,815.10, 58,172.38 and 16,300.25 is: 24,429.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,815.10 : 58,172.38 = 16,300.25 : x
  2. Step 2: Convert to fraction form
    38,815.10/58,172.38 = 16,300.25/x
  3. Step 3: Cross multiply
    38,815.10x = 58,172.38 × 16,300.25
  4. Step 4: Simplify right side
    38,815.10x = 948,224,337.10
  5. Step 5: Solve for x
    x = 948,224,337.10/38,815.10
  6. Step 6: Final answer
    x = 24,429.26

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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.