Home / 15,904.12-23,855.76-4,217.44

Finding the Fourth Proportional to 15,904.12, 23,855.76 and 4,217.44

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Solution

The fourth proportional to 15,904.12, 23,855.76 and 4,217.44 is: 6,326.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904.12 : 23,855.76 = 4,217.44 : x
  2. Step 2: Convert to fraction form
    15,904.12/23,855.76 = 4,217.44/x
  3. Step 3: Cross multiply
    15,904.12x = 23,855.76 × 4,217.44
  4. Step 4: Simplify right side
    15,904.12x = 100,610,236.45
  5. Step 5: Solve for x
    x = 100,610,236.45/15,904.12
  6. Step 6: Final answer
    x = 6,326.05

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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.