Home / 45,283.49-67,829.47-28,634.93

Finding the Fourth Proportional to 45,283.49, 67,829.47 and 28,634.93

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Solution

The fourth proportional to 45,283.49, 67,829.47 and 28,634.93 is: 42,891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,283.49 : 67,829.47 = 28,634.93 : x
  2. Step 2: Convert to fraction form
    45,283.49/67,829.47 = 28,634.93/x
  3. Step 3: Cross multiply
    45,283.49x = 67,829.47 × 28,634.93
  4. Step 4: Simplify right side
    45,283.49x = 1,942,292,125.39
  5. Step 5: Solve for x
    x = 1,942,292,125.39/45,283.49
  6. Step 6: Final answer
    x = 42,891.84

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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.