Home / 36,813.37-55,236.46-13,434.34

Finding the Fourth Proportional to 36,813.37, 55,236.46 and 13,434.34

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Solution

The fourth proportional to 36,813.37, 55,236.46 and 13,434.34 is: 20,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,813.37 : 55,236.46 = 13,434.34 : x
  2. Step 2: Convert to fraction form
    36,813.37/55,236.46 = 13,434.34/x
  3. Step 3: Cross multiply
    36,813.37x = 55,236.46 × 13,434.34
  4. Step 4: Simplify right side
    36,813.37x = 742,065,384.04
  5. Step 5: Solve for x
    x = 742,065,384.04/36,813.37
  6. Step 6: Final answer
    x = 20,157.50

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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.