Home / 13,460.60-20,183.70-4,695.80

Finding the Fourth Proportional to 13,460.60, 20,183.70 and 4,695.80

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Solution

The fourth proportional to 13,460.60, 20,183.70 and 4,695.80 is: 7,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460.60 : 20,183.70 = 4,695.80 : x
  2. Step 2: Convert to fraction form
    13,460.60/20,183.70 = 4,695.80/x
  3. Step 3: Cross multiply
    13,460.60x = 20,183.70 × 4,695.80
  4. Step 4: Simplify right side
    13,460.60x = 94,778,618.46
  5. Step 5: Solve for x
    x = 94,778,618.46/13,460.60
  6. Step 6: Final answer
    x = 7,041.19

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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.