Home / 35,621.88-53,445.10-15,914.04

Finding the Fourth Proportional to 35,621.88, 53,445.10 and 15,914.04

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Solution

The fourth proportional to 35,621.88, 53,445.10 and 15,914.04 is: 23,876.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,621.88 : 53,445.10 = 15,914.04 : x
  2. Step 2: Convert to fraction form
    35,621.88/53,445.10 = 15,914.04/x
  3. Step 3: Cross multiply
    35,621.88x = 53,445.10 × 15,914.04
  4. Step 4: Simplify right side
    35,621.88x = 850,527,459.20
  5. Step 5: Solve for x
    x = 850,527,459.20/35,621.88
  6. Step 6: Final answer
    x = 23,876.55

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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.