Home / 19,940.28-29,916.27-5,900.69

Finding the Fourth Proportional to 19,940.28, 29,916.27 and 5,900.69

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Solution

The fourth proportional to 19,940.28, 29,916.27 and 5,900.69 is: 8,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,940.28 : 29,916.27 = 5,900.69 : x
  2. Step 2: Convert to fraction form
    19,940.28/29,916.27 = 5,900.69/x
  3. Step 3: Cross multiply
    19,940.28x = 29,916.27 × 5,900.69
  4. Step 4: Simplify right side
    19,940.28x = 176,526,625.88
  5. Step 5: Solve for x
    x = 176,526,625.88/19,940.28
  6. Step 6: Final answer
    x = 8,852.76

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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.