Home / 14,113.92-21,170.88-5,798.46

Finding the Fourth Proportional to 14,113.92, 21,170.88 and 5,798.46

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Solution

The fourth proportional to 14,113.92, 21,170.88 and 5,798.46 is: 8,697.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.92 : 21,170.88 = 5,798.46 : x
  2. Step 2: Convert to fraction form
    14,113.92/21,170.88 = 5,798.46/x
  3. Step 3: Cross multiply
    14,113.92x = 21,170.88 × 5,798.46
  4. Step 4: Simplify right side
    14,113.92x = 122,758,500.84
  5. Step 5: Solve for x
    x = 122,758,500.84/14,113.92
  6. Step 6: Final answer
    x = 8,697.69

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Double scale
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Similar ratio
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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.