Home / 13,383.18-20,073.54-4,618.16

Finding the Fourth Proportional to 13,383.18, 20,073.54 and 4,618.16

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Solution

The fourth proportional to 13,383.18, 20,073.54 and 4,618.16 is: 6,926.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383.18 : 20,073.54 = 4,618.16 : x
  2. Step 2: Convert to fraction form
    13,383.18/20,073.54 = 4,618.16/x
  3. Step 3: Cross multiply
    13,383.18x = 20,073.54 × 4,618.16
  4. Step 4: Simplify right side
    13,383.18x = 92,702,819.49
  5. Step 5: Solve for x
    x = 92,702,819.49/13,383.18
  6. Step 6: Final answer
    x = 6,926.82

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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.