Home / 19,340.34-29,005.79-6,189.99

Finding the Fourth Proportional to 19,340.34, 29,005.79 and 6,189.99

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Solution

The fourth proportional to 19,340.34, 29,005.79 and 6,189.99 is: 9,283.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.34 : 29,005.79 = 6,189.99 : x
  2. Step 2: Convert to fraction form
    19,340.34/29,005.79 = 6,189.99/x
  3. Step 3: Cross multiply
    19,340.34x = 29,005.79 × 6,189.99
  4. Step 4: Simplify right side
    19,340.34x = 179,545,519.09
  5. Step 5: Solve for x
    x = 179,545,519.09/19,340.34
  6. Step 6: Final answer
    x = 9,283.47

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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.