Home / 34,408.30-51,613.53-12,221.32

Finding the Fourth Proportional to 34,408.30, 51,613.53 and 12,221.32

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Solution

The fourth proportional to 34,408.30, 51,613.53 and 12,221.32 is: 18,332.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,408.30 : 51,613.53 = 12,221.32 : x
  2. Step 2: Convert to fraction form
    34,408.30/51,613.53 = 12,221.32/x
  3. Step 3: Cross multiply
    34,408.30x = 51,613.53 × 12,221.32
  4. Step 4: Simplify right side
    34,408.30x = 630,785,466.46
  5. Step 5: Solve for x
    x = 630,785,466.46/34,408.30
  6. Step 6: Final answer
    x = 18,332.36

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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.