Home / 13,962.35-20,950.61-9,285.61

Finding the Fourth Proportional to 13,962.35, 20,950.61 and 9,285.61

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Solution

The fourth proportional to 13,962.35, 20,950.61 and 9,285.61 is: 13,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.35 : 20,950.61 = 9,285.61 : x
  2. Step 2: Convert to fraction form
    13,962.35/20,950.61 = 9,285.61/x
  3. Step 3: Cross multiply
    13,962.35x = 20,950.61 × 9,285.61
  4. Step 4: Simplify right side
    13,962.35x = 194,539,193.72
  5. Step 5: Solve for x
    x = 194,539,193.72/13,962.35
  6. Step 6: Final answer
    x = 13,933.13

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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.