Home / 36,739.05-55,133.15-13,365.50

Finding the Fourth Proportional to 36,739.05, 55,133.15 and 13,365.50

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Solution

The fourth proportional to 36,739.05, 55,133.15 and 13,365.50 is: 20,057.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,739.05 : 55,133.15 = 13,365.50 : x
  2. Step 2: Convert to fraction form
    36,739.05/55,133.15 = 13,365.50/x
  3. Step 3: Cross multiply
    36,739.05x = 55,133.15 × 13,365.50
  4. Step 4: Simplify right side
    36,739.05x = 736,881,773.83
  5. Step 5: Solve for x
    x = 736,881,773.83/36,739.05
  6. Step 6: Final answer
    x = 20,057.18

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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.