Home / 15,962.15-23,910.86-7,401.56

Finding the Fourth Proportional to 15,962.15, 23,910.86 and 7,401.56

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Solution

The fourth proportional to 15,962.15, 23,910.86 and 7,401.56 is: 11,087.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962.15 : 23,910.86 = 7,401.56 : x
  2. Step 2: Convert to fraction form
    15,962.15/23,910.86 = 7,401.56/x
  3. Step 3: Cross multiply
    15,962.15x = 23,910.86 × 7,401.56
  4. Step 4: Simplify right side
    15,962.15x = 176,977,563.89
  5. Step 5: Solve for x
    x = 176,977,563.89/15,962.15
  6. Step 6: Final answer
    x = 11,087.32

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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.