Home / 35,540.93-53,299.89-18,891.45

Finding the Fourth Proportional to 35,540.93, 53,299.89 and 18,891.45

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Solution

The fourth proportional to 35,540.93, 53,299.89 and 18,891.45 is: 28,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,540.93 : 53,299.89 = 18,891.45 : x
  2. Step 2: Convert to fraction form
    35,540.93/53,299.89 = 18,891.45/x
  3. Step 3: Cross multiply
    35,540.93x = 53,299.89 × 18,891.45
  4. Step 4: Simplify right side
    35,540.93x = 1,006,912,206.94
  5. Step 5: Solve for x
    x = 1,006,912,206.94/35,540.93
  6. Step 6: Final answer
    x = 28,331.06

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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.