Home / 43,206-64,783.08-15,110.64

Finding the Fourth Proportional to 43,206, 64,783.08 and 15,110.64

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Solution

The fourth proportional to 43,206, 64,783.08 and 15,110.64 is: 22,656.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,206 : 64,783.08 = 15,110.64 : x
  2. Step 2: Convert to fraction form
    43,206/64,783.08 = 15,110.64/x
  3. Step 3: Cross multiply
    43,206x = 64,783.08 × 15,110.64
  4. Step 4: Simplify right side
    43,206x = 978,913,799.97
  5. Step 5: Solve for x
    x = 978,913,799.97/43,206
  6. Step 6: Final answer
    x = 22,656.89

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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.