Home / 53,208.82-79,812.69-15,769.18

Finding the Fourth Proportional to 53,208.82, 79,812.69 and 15,769.18

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Solution

The fourth proportional to 53,208.82, 79,812.69 and 15,769.18 is: 23,653.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.82 : 79,812.69 = 15,769.18 : x
  2. Step 2: Convert to fraction form
    53,208.82/79,812.69 = 15,769.18/x
  3. Step 3: Cross multiply
    53,208.82x = 79,812.69 × 15,769.18
  4. Step 4: Simplify right side
    53,208.82x = 1,258,580,674.89
  5. Step 5: Solve for x
    x = 1,258,580,674.89/53,208.82
  6. Step 6: Final answer
    x = 23,653.61

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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.