Home / 26,377.98-36,396.72-15,765.36

Finding the Fourth Proportional to 26,377.98, 36,396.72 and 15,765.36

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Solution

The fourth proportional to 26,377.98, 36,396.72 and 15,765.36 is: 21,753.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,377.98 : 36,396.72 = 15,765.36 : x
  2. Step 2: Convert to fraction form
    26,377.98/36,396.72 = 15,765.36/x
  3. Step 3: Cross multiply
    26,377.98x = 36,396.72 × 15,765.36
  4. Step 4: Simplify right side
    26,377.98x = 573,807,393.62
  5. Step 5: Solve for x
    x = 573,807,393.62/26,377.98
  6. Step 6: Final answer
    x = 21,753.27

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1.5x scale

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.