Home / 19,340.92-29,006.67-8,090.18

Finding the Fourth Proportional to 19,340.92, 29,006.67 and 8,090.18

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Solution

The fourth proportional to 19,340.92, 29,006.67 and 8,090.18 is: 12,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.92 : 29,006.67 = 8,090.18 : x
  2. Step 2: Convert to fraction form
    19,340.92/29,006.67 = 8,090.18/x
  3. Step 3: Cross multiply
    19,340.92x = 29,006.67 × 8,090.18
  4. Step 4: Simplify right side
    19,340.92x = 234,669,108.98
  5. Step 5: Solve for x
    x = 234,669,108.98/19,340.92
  6. Step 6: Final answer
    x = 12,133.30

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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.