Home / 40,213.37-60,305.55-13,553.63

Finding the Fourth Proportional to 40,213.37, 60,305.55 and 13,553.63

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Solution

The fourth proportional to 40,213.37, 60,305.55 and 13,553.63 is: 20,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,213.37 : 60,305.55 = 13,553.63 : x
  2. Step 2: Convert to fraction form
    40,213.37/60,305.55 = 13,553.63/x
  3. Step 3: Cross multiply
    40,213.37x = 60,305.55 × 13,553.63
  4. Step 4: Simplify right side
    40,213.37x = 817,359,111.65
  5. Step 5: Solve for x
    x = 817,359,111.65/40,213.37
  6. Step 6: Final answer
    x = 20,325.56

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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.