Home / 30,089.14-45,133.80-10,367.44

Finding the Fourth Proportional to 30,089.14, 45,133.80 and 10,367.44

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Solution

The fourth proportional to 30,089.14, 45,133.80 and 10,367.44 is: 15,551.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,089.14 : 45,133.80 = 10,367.44 : x
  2. Step 2: Convert to fraction form
    30,089.14/45,133.80 = 10,367.44/x
  3. Step 3: Cross multiply
    30,089.14x = 45,133.80 × 10,367.44
  4. Step 4: Simplify right side
    30,089.14x = 467,921,963.47
  5. Step 5: Solve for x
    x = 467,921,963.47/30,089.14
  6. Step 6: Final answer
    x = 15,551.19

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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.