Home / 13,456.98-20,185.45-4,573.24

Finding the Fourth Proportional to 13,456.98, 20,185.45 and 4,573.24

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Solution

The fourth proportional to 13,456.98, 20,185.45 and 4,573.24 is: 6,859.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456.98 : 20,185.45 = 4,573.24 : x
  2. Step 2: Convert to fraction form
    13,456.98/20,185.45 = 4,573.24/x
  3. Step 3: Cross multiply
    13,456.98x = 20,185.45 × 4,573.24
  4. Step 4: Simplify right side
    13,456.98x = 92,312,907.36
  5. Step 5: Solve for x
    x = 92,312,907.36/13,456.98
  6. Step 6: Final answer
    x = 6,859.85

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Double scale
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Similar ratio
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1.5x scale

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.