Home / 19,832.91-29,752.80-6,685.38

Finding the Fourth Proportional to 19,832.91, 29,752.80 and 6,685.38

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Solution

The fourth proportional to 19,832.91, 29,752.80 and 6,685.38 is: 10,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.91 : 29,752.80 = 6,685.38 : x
  2. Step 2: Convert to fraction form
    19,832.91/29,752.80 = 6,685.38/x
  3. Step 3: Cross multiply
    19,832.91x = 29,752.80 × 6,685.38
  4. Step 4: Simplify right side
    19,832.91x = 198,908,774.06
  5. Step 5: Solve for x
    x = 198,908,774.06/19,832.91
  6. Step 6: Final answer
    x = 10,029.23

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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.