Home / 48,026.68-66,311.94-31,040.98

Finding the Fourth Proportional to 48,026.68, 66,311.94 and 31,040.98

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Solution

The fourth proportional to 48,026.68, 66,311.94 and 31,040.98 is: 42,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,026.68 : 66,311.94 = 31,040.98 : x
  2. Step 2: Convert to fraction form
    48,026.68/66,311.94 = 31,040.98/x
  3. Step 3: Cross multiply
    48,026.68x = 66,311.94 × 31,040.98
  4. Step 4: Simplify right side
    48,026.68x = 2,058,387,603.30
  5. Step 5: Solve for x
    x = 2,058,387,603.30/48,026.68
  6. Step 6: Final answer
    x = 42,859.25

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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.