Home / 53,204.09-79,799.64-13,757.90

Finding the Fourth Proportional to 53,204.09, 79,799.64 and 13,757.90

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Solution

The fourth proportional to 53,204.09, 79,799.64 and 13,757.90 is: 20,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,204.09 : 79,799.64 = 13,757.90 : x
  2. Step 2: Convert to fraction form
    53,204.09/79,799.64 = 13,757.90/x
  3. Step 3: Cross multiply
    53,204.09x = 79,799.64 × 13,757.90
  4. Step 4: Simplify right side
    53,204.09x = 1,097,875,467.16
  5. Step 5: Solve for x
    x = 1,097,875,467.16/53,204.09
  6. Step 6: Final answer
    x = 20,635.17

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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.