Home / 19,387.49-29,062.73-6,230.61

Finding the Fourth Proportional to 19,387.49, 29,062.73 and 6,230.61

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Solution

The fourth proportional to 19,387.49, 29,062.73 and 6,230.61 is: 9,339.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387.49 : 29,062.73 = 6,230.61 : x
  2. Step 2: Convert to fraction form
    19,387.49/29,062.73 = 6,230.61/x
  3. Step 3: Cross multiply
    19,387.49x = 29,062.73 × 6,230.61
  4. Step 4: Simplify right side
    19,387.49x = 181,078,505.01
  5. Step 5: Solve for x
    x = 181,078,505.01/19,387.49
  6. Step 6: Final answer
    x = 9,339.97

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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.