Home / 55,799.39-83,689.83-18,359.93

Finding the Fourth Proportional to 55,799.39, 83,689.83 and 18,359.93

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Solution

The fourth proportional to 55,799.39, 83,689.83 and 18,359.93 is: 27,536.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,799.39 : 83,689.83 = 18,359.93 : x
  2. Step 2: Convert to fraction form
    55,799.39/83,689.83 = 18,359.93/x
  3. Step 3: Cross multiply
    55,799.39x = 83,689.83 × 18,359.93
  4. Step 4: Simplify right side
    55,799.39x = 1,536,539,002.06
  5. Step 5: Solve for x
    x = 1,536,539,002.06/55,799.39
  6. Step 6: Final answer
    x = 27,536.84

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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.