Home / 13,466.16-20,197.56-3,606.18

Finding the Fourth Proportional to 13,466.16, 20,197.56 and 3,606.18

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Solution

The fourth proportional to 13,466.16, 20,197.56 and 3,606.18 is: 5,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.16 : 20,197.56 = 3,606.18 : x
  2. Step 2: Convert to fraction form
    13,466.16/20,197.56 = 3,606.18/x
  3. Step 3: Cross multiply
    13,466.16x = 20,197.56 × 3,606.18
  4. Step 4: Simplify right side
    13,466.16x = 72,836,036.92
  5. Step 5: Solve for x
    x = 72,836,036.92/13,466.16
  6. Step 6: Final answer
    x = 5,408.82

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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.