Home / 48,837.73-67,374.69-28,685.53

Finding the Fourth Proportional to 48,837.73, 67,374.69 and 28,685.53

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Solution

The fourth proportional to 48,837.73, 67,374.69 and 28,685.53 is: 39,573.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,837.73 : 67,374.69 = 28,685.53 : x
  2. Step 2: Convert to fraction form
    48,837.73/67,374.69 = 28,685.53/x
  3. Step 3: Cross multiply
    48,837.73x = 67,374.69 × 28,685.53
  4. Step 4: Simplify right side
    48,837.73x = 1,932,678,573.14
  5. Step 5: Solve for x
    x = 1,932,678,573.14/48,837.73
  6. Step 6: Final answer
    x = 39,573.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.