Home / 12,349.92-18,526.12-4,029.60

Finding the Fourth Proportional to 12,349.92, 18,526.12 and 4,029.60

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Solution

The fourth proportional to 12,349.92, 18,526.12 and 4,029.60 is: 6,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349.92 : 18,526.12 = 4,029.60 : x
  2. Step 2: Convert to fraction form
    12,349.92/18,526.12 = 4,029.60/x
  3. Step 3: Cross multiply
    12,349.92x = 18,526.12 × 4,029.60
  4. Step 4: Simplify right side
    12,349.92x = 74,652,853.15
  5. Step 5: Solve for x
    x = 74,652,853.15/12,349.92
  6. Step 6: Final answer
    x = 6,044.80

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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.