Home / 37,407.38-56,120.21-12,447.36

Finding the Fourth Proportional to 37,407.38, 56,120.21 and 12,447.36

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Solution

The fourth proportional to 37,407.38, 56,120.21 and 12,447.36 is: 18,674.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,407.38 : 56,120.21 = 12,447.36 : x
  2. Step 2: Convert to fraction form
    37,407.38/56,120.21 = 12,447.36/x
  3. Step 3: Cross multiply
    37,407.38x = 56,120.21 × 12,447.36
  4. Step 4: Simplify right side
    37,407.38x = 698,548,457.15
  5. Step 5: Solve for x
    x = 698,548,457.15/37,407.38
  6. Step 6: Final answer
    x = 18,674.08

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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.