Home / 15,948.76-22,039.67-11,962.96

Finding the Fourth Proportional to 15,948.76, 22,039.67 and 11,962.96

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Solution

The fourth proportional to 15,948.76, 22,039.67 and 11,962.96 is: 16,531.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948.76 : 22,039.67 = 11,962.96 : x
  2. Step 2: Convert to fraction form
    15,948.76/22,039.67 = 11,962.96/x
  3. Step 3: Cross multiply
    15,948.76x = 22,039.67 × 11,962.96
  4. Step 4: Simplify right side
    15,948.76x = 263,659,690.62
  5. Step 5: Solve for x
    x = 263,659,690.62/15,948.76
  6. Step 6: Final answer
    x = 16,531.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.