Home / 37,331.96-56,003.40-13,640.67

Finding the Fourth Proportional to 37,331.96, 56,003.40 and 13,640.67

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Solution

The fourth proportional to 37,331.96, 56,003.40 and 13,640.67 is: 20,463.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.96 : 56,003.40 = 13,640.67 : x
  2. Step 2: Convert to fraction form
    37,331.96/56,003.40 = 13,640.67/x
  3. Step 3: Cross multiply
    37,331.96x = 56,003.40 × 13,640.67
  4. Step 4: Simplify right side
    37,331.96x = 763,923,898.28
  5. Step 5: Solve for x
    x = 763,923,898.28/37,331.96
  6. Step 6: Final answer
    x = 20,463.00

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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.