Home / 55,309.14-82,964.01-13,756.14

Finding the Fourth Proportional to 55,309.14, 82,964.01 and 13,756.14

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Solution

The fourth proportional to 55,309.14, 82,964.01 and 13,756.14 is: 20,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,309.14 : 82,964.01 = 13,756.14 : x
  2. Step 2: Convert to fraction form
    55,309.14/82,964.01 = 13,756.14/x
  3. Step 3: Cross multiply
    55,309.14x = 82,964.01 × 13,756.14
  4. Step 4: Simplify right side
    55,309.14x = 1,141,264,536.52
  5. Step 5: Solve for x
    x = 1,141,264,536.52/55,309.14
  6. Step 6: Final answer
    x = 20,634.28

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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.