Home / 48,938.46-67,539.81-27,431.86

Finding the Fourth Proportional to 48,938.46, 67,539.81 and 27,431.86

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Solution

The fourth proportional to 48,938.46, 67,539.81 and 27,431.86 is: 37,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,938.46 : 67,539.81 = 27,431.86 : x
  2. Step 2: Convert to fraction form
    48,938.46/67,539.81 = 27,431.86/x
  3. Step 3: Cross multiply
    48,938.46x = 67,539.81 × 27,431.86
  4. Step 4: Simplify right side
    48,938.46x = 1,852,742,443.50
  5. Step 5: Solve for x
    x = 1,852,742,443.50/48,938.46
  6. Step 6: Final answer
    x = 37,858.62

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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.