Home / 13,447.66-20,171.58-4,682.74

Finding the Fourth Proportional to 13,447.66, 20,171.58 and 4,682.74

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Solution

The fourth proportional to 13,447.66, 20,171.58 and 4,682.74 is: 7,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,447.66 : 20,171.58 = 4,682.74 : x
  2. Step 2: Convert to fraction form
    13,447.66/20,171.58 = 4,682.74/x
  3. Step 3: Cross multiply
    13,447.66x = 20,171.58 × 4,682.74
  4. Step 4: Simplify right side
    13,447.66x = 94,458,264.53
  5. Step 5: Solve for x
    x = 94,458,264.53/13,447.66
  6. Step 6: Final answer
    x = 7,024.14

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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.