Home / 19,334.15-28,997.56-6,853.67

Finding the Fourth Proportional to 19,334.15, 28,997.56 and 6,853.67

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Solution

The fourth proportional to 19,334.15, 28,997.56 and 6,853.67 is: 10,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.15 : 28,997.56 = 6,853.67 : x
  2. Step 2: Convert to fraction form
    19,334.15/28,997.56 = 6,853.67/x
  3. Step 3: Cross multiply
    19,334.15x = 28,997.56 × 6,853.67
  4. Step 4: Simplify right side
    19,334.15x = 198,739,707.05
  5. Step 5: Solve for x
    x = 198,739,707.05/19,334.15
  6. Step 6: Final answer
    x = 10,279.21

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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.