Home / 12,701.13-19,051.29-3,933.69

Finding the Fourth Proportional to 12,701.13, 19,051.29 and 3,933.69

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Solution

The fourth proportional to 12,701.13, 19,051.29 and 3,933.69 is: 5,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.13 : 19,051.29 = 3,933.69 : x
  2. Step 2: Convert to fraction form
    12,701.13/19,051.29 = 3,933.69/x
  3. Step 3: Cross multiply
    12,701.13x = 19,051.29 × 3,933.69
  4. Step 4: Simplify right side
    12,701.13x = 74,941,868.96
  5. Step 5: Solve for x
    x = 74,941,868.96/12,701.13
  6. Step 6: Final answer
    x = 5,900.41

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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.