Home / 29,988.86-45,010.82-15,208.38

Finding the Fourth Proportional to 29,988.86, 45,010.82 and 15,208.38

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Solution

The fourth proportional to 29,988.86, 45,010.82 and 15,208.38 is: 22,826.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,988.86 : 45,010.82 = 15,208.38 : x
  2. Step 2: Convert to fraction form
    29,988.86/45,010.82 = 15,208.38/x
  3. Step 3: Cross multiply
    29,988.86x = 45,010.82 × 15,208.38
  4. Step 4: Simplify right side
    29,988.86x = 684,541,578.63
  5. Step 5: Solve for x
    x = 684,541,578.63/29,988.86
  6. Step 6: Final answer
    x = 22,826.53

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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.