Home / 15,515.89-23,277.71-4,986.83

Finding the Fourth Proportional to 15,515.89, 23,277.71 and 4,986.83

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Solution

The fourth proportional to 15,515.89, 23,277.71 and 4,986.83 is: 7,481.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,515.89 : 23,277.71 = 4,986.83 : x
  2. Step 2: Convert to fraction form
    15,515.89/23,277.71 = 4,986.83/x
  3. Step 3: Cross multiply
    15,515.89x = 23,277.71 × 4,986.83
  4. Step 4: Simplify right side
    15,515.89x = 116,082,053.22
  5. Step 5: Solve for x
    x = 116,082,053.22/15,515.89
  6. Step 6: Final answer
    x = 7,481.50

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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.