Home / 15,523.58-23,286.15-4,431.89

Finding the Fourth Proportional to 15,523.58, 23,286.15 and 4,431.89

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Solution

The fourth proportional to 15,523.58, 23,286.15 and 4,431.89 is: 6,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,523.58 : 23,286.15 = 4,431.89 : x
  2. Step 2: Convert to fraction form
    15,523.58/23,286.15 = 4,431.89/x
  3. Step 3: Cross multiply
    15,523.58x = 23,286.15 × 4,431.89
  4. Step 4: Simplify right side
    15,523.58x = 103,201,538.89
  5. Step 5: Solve for x
    x = 103,201,538.89/15,523.58
  6. Step 6: Final answer
    x = 6,648.05

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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.