Home / 15,604.37-23,401.69-5,213.69

Finding the Fourth Proportional to 15,604.37, 23,401.69 and 5,213.69

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Solution

The fourth proportional to 15,604.37, 23,401.69 and 5,213.69 is: 7,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604.37 : 23,401.69 = 5,213.69 : x
  2. Step 2: Convert to fraction form
    15,604.37/23,401.69 = 5,213.69/x
  3. Step 3: Cross multiply
    15,604.37x = 23,401.69 × 5,213.69
  4. Step 4: Simplify right side
    15,604.37x = 122,009,157.14
  5. Step 5: Solve for x
    x = 122,009,157.14/15,604.37
  6. Step 6: Final answer
    x = 7,818.91

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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.