Home / 19,861.92-29,792.84-5,070.83

Finding the Fourth Proportional to 19,861.92, 29,792.84 and 5,070.83

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Solution

The fourth proportional to 19,861.92, 29,792.84 and 5,070.83 is: 7,606.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,861.92 : 29,792.84 = 5,070.83 : x
  2. Step 2: Convert to fraction form
    19,861.92/29,792.84 = 5,070.83/x
  3. Step 3: Cross multiply
    19,861.92x = 29,792.84 × 5,070.83
  4. Step 4: Simplify right side
    19,861.92x = 151,074,252.54
  5. Step 5: Solve for x
    x = 151,074,252.54/19,861.92
  6. Step 6: Final answer
    x = 7,606.23

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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.