Home / 12,349.93-18,526.11-4,029.61

Finding the Fourth Proportional to 12,349.93, 18,526.11 and 4,029.61

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Solution

The fourth proportional to 12,349.93, 18,526.11 and 4,029.61 is: 6,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349.93 : 18,526.11 = 4,029.61 : x
  2. Step 2: Convert to fraction form
    12,349.93/18,526.11 = 4,029.61/x
  3. Step 3: Cross multiply
    12,349.93x = 18,526.11 × 4,029.61
  4. Step 4: Simplify right side
    12,349.93x = 74,652,998.12
  5. Step 5: Solve for x
    x = 74,652,998.12/12,349.93
  6. Step 6: Final answer
    x = 6,044.81

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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.