Home / 36,931.57-55,383.37-13,232.70

Finding the Fourth Proportional to 36,931.57, 55,383.37 and 13,232.70

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Solution

The fourth proportional to 36,931.57, 55,383.37 and 13,232.70 is: 19,844.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931.57 : 55,383.37 = 13,232.70 : x
  2. Step 2: Convert to fraction form
    36,931.57/55,383.37 = 13,232.70/x
  3. Step 3: Cross multiply
    36,931.57x = 55,383.37 × 13,232.70
  4. Step 4: Simplify right side
    36,931.57x = 732,871,487.12
  5. Step 5: Solve for x
    x = 732,871,487.12/36,931.57
  6. Step 6: Final answer
    x = 19,844.04

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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.