Home / 31,462.55-47,201.13-10,401.32

Finding the Fourth Proportional to 31,462.55, 47,201.13 and 10,401.32

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Solution

The fourth proportional to 31,462.55, 47,201.13 and 10,401.32 is: 15,604.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,462.55 : 47,201.13 = 10,401.32 : x
  2. Step 2: Convert to fraction form
    31,462.55/47,201.13 = 10,401.32/x
  3. Step 3: Cross multiply
    31,462.55x = 47,201.13 × 10,401.32
  4. Step 4: Simplify right side
    31,462.55x = 490,954,057.49
  5. Step 5: Solve for x
    x = 490,954,057.49/31,462.55
  6. Step 6: Final answer
    x = 15,604.39

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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.