Home / 37,143.96-55,717.26-12,184.60

Finding the Fourth Proportional to 37,143.96, 55,717.26 and 12,184.60

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Solution

The fourth proportional to 37,143.96, 55,717.26 and 12,184.60 is: 18,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,143.96 : 55,717.26 = 12,184.60 : x
  2. Step 2: Convert to fraction form
    37,143.96/55,717.26 = 12,184.60/x
  3. Step 3: Cross multiply
    37,143.96x = 55,717.26 × 12,184.60
  4. Step 4: Simplify right side
    37,143.96x = 678,892,526.20
  5. Step 5: Solve for x
    x = 678,892,526.20/37,143.96
  6. Step 6: Final answer
    x = 18,277.33

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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.