Home / 46,559.78-69,839.98-13,279.76

Finding the Fourth Proportional to 46,559.78, 69,839.98 and 13,279.76

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Solution

The fourth proportional to 46,559.78, 69,839.98 and 13,279.76 is: 19,919.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,559.78 : 69,839.98 = 13,279.76 : x
  2. Step 2: Convert to fraction form
    46,559.78/69,839.98 = 13,279.76/x
  3. Step 3: Cross multiply
    46,559.78x = 69,839.98 × 13,279.76
  4. Step 4: Simplify right side
    46,559.78x = 927,458,172.80
  5. Step 5: Solve for x
    x = 927,458,172.80/46,559.78
  6. Step 6: Final answer
    x = 19,919.73

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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.