Home / 26,422.40-39,634.31-6,702.50

Finding the Fourth Proportional to 26,422.40, 39,634.31 and 6,702.50

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Solution

The fourth proportional to 26,422.40, 39,634.31 and 6,702.50 is: 10,053.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.40 : 39,634.31 = 6,702.50 : x
  2. Step 2: Convert to fraction form
    26,422.40/39,634.31 = 6,702.50/x
  3. Step 3: Cross multiply
    26,422.40x = 39,634.31 × 6,702.50
  4. Step 4: Simplify right side
    26,422.40x = 265,648,855.67
  5. Step 5: Solve for x
    x = 265,648,855.67/26,422.40
  6. Step 6: Final answer
    x = 10,053.93

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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.