Home / 36,513.36-50,342.78-30,472.29

Finding the Fourth Proportional to 36,513.36, 50,342.78 and 30,472.29

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Solution

The fourth proportional to 36,513.36, 50,342.78 and 30,472.29 is: 42,013.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,513.36 : 50,342.78 = 30,472.29 : x
  2. Step 2: Convert to fraction form
    36,513.36/50,342.78 = 30,472.29/x
  3. Step 3: Cross multiply
    36,513.36x = 50,342.78 × 30,472.29
  4. Step 4: Simplify right side
    36,513.36x = 1,534,059,867.75
  5. Step 5: Solve for x
    x = 1,534,059,867.75/36,513.36
  6. Step 6: Final answer
    x = 42,013.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.