Home / 36,513.86-50,343.47-30,472.79

Finding the Fourth Proportional to 36,513.86, 50,343.47 and 30,472.79

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Solution

The fourth proportional to 36,513.86, 50,343.47 and 30,472.79 is: 42,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,513.86 : 50,343.47 = 30,472.79 : x
  2. Step 2: Convert to fraction form
    36,513.86/50,343.47 = 30,472.79/x
  3. Step 3: Cross multiply
    36,513.86x = 50,343.47 × 30,472.79
  4. Step 4: Simplify right side
    36,513.86x = 1,534,105,989.18
  5. Step 5: Solve for x
    x = 1,534,105,989.18/36,513.86
  6. Step 6: Final answer
    x = 42,014.35

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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.