Home / 19,406.76-29,082.81-8,850.84

Finding the Fourth Proportional to 19,406.76, 29,082.81 and 8,850.84

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Solution

The fourth proportional to 19,406.76, 29,082.81 and 8,850.84 is: 13,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.76 : 29,082.81 = 8,850.84 : x
  2. Step 2: Convert to fraction form
    19,406.76/29,082.81 = 8,850.84/x
  3. Step 3: Cross multiply
    19,406.76x = 29,082.81 × 8,850.84
  4. Step 4: Simplify right side
    19,406.76x = 257,407,298.06
  5. Step 5: Solve for x
    x = 257,407,298.06/19,406.76
  6. Step 6: Final answer
    x = 13,263.80

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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.