Home / 25,604.08-38,391-10,003.60

Finding the Fourth Proportional to 25,604.08, 38,391 and 10,003.60

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Solution

The fourth proportional to 25,604.08, 38,391 and 10,003.60 is: 14,999.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,604.08 : 38,391 = 10,003.60 : x
  2. Step 2: Convert to fraction form
    25,604.08/38,391 = 10,003.60/x
  3. Step 3: Cross multiply
    25,604.08x = 38,391 × 10,003.60
  4. Step 4: Simplify right side
    25,604.08x = 384,048,207.60
  5. Step 5: Solve for x
    x = 384,048,207.60/25,604.08
  6. Step 6: Final answer
    x = 14,999.49

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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.