Home / 19,827.36-29,734.56-6,676.20

Finding the Fourth Proportional to 19,827.36, 29,734.56 and 6,676.20

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Solution

The fourth proportional to 19,827.36, 29,734.56 and 6,676.20 is: 10,012.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.36 : 29,734.56 = 6,676.20 : x
  2. Step 2: Convert to fraction form
    19,827.36/29,734.56 = 6,676.20/x
  3. Step 3: Cross multiply
    19,827.36x = 29,734.56 × 6,676.20
  4. Step 4: Simplify right side
    19,827.36x = 198,513,869.47
  5. Step 5: Solve for x
    x = 198,513,869.47/19,827.36
  6. Step 6: Final answer
    x = 10,012.12

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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.