Home / 35,144.36-52,723.60-12,957.84

Finding the Fourth Proportional to 35,144.36, 52,723.60 and 12,957.84

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Solution

The fourth proportional to 35,144.36, 52,723.60 and 12,957.84 is: 19,439.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,144.36 : 52,723.60 = 12,957.84 : x
  2. Step 2: Convert to fraction form
    35,144.36/52,723.60 = 12,957.84/x
  3. Step 3: Cross multiply
    35,144.36x = 52,723.60 × 12,957.84
  4. Step 4: Simplify right side
    35,144.36x = 683,183,973.02
  5. Step 5: Solve for x
    x = 683,183,973.02/35,144.36
  6. Step 6: Final answer
    x = 19,439.36

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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.