Home / 48,415.79-66,807.92-26,905.43

Finding the Fourth Proportional to 48,415.79, 66,807.92 and 26,905.43

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Solution

The fourth proportional to 48,415.79, 66,807.92 and 26,905.43 is: 37,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,415.79 : 66,807.92 = 26,905.43 : x
  2. Step 2: Convert to fraction form
    48,415.79/66,807.92 = 26,905.43/x
  3. Step 3: Cross multiply
    48,415.79x = 66,807.92 × 26,905.43
  4. Step 4: Simplify right side
    48,415.79x = 1,797,496,049.29
  5. Step 5: Solve for x
    x = 1,797,496,049.29/48,415.79
  6. Step 6: Final answer
    x = 37,126.23

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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.