Home / 35,926.85-49,579.08-20,828.31

Finding the Fourth Proportional to 35,926.85, 49,579.08 and 20,828.31

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Solution

The fourth proportional to 35,926.85, 49,579.08 and 20,828.31 is: 28,743.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,926.85 : 49,579.08 = 20,828.31 : x
  2. Step 2: Convert to fraction form
    35,926.85/49,579.08 = 20,828.31/x
  3. Step 3: Cross multiply
    35,926.85x = 49,579.08 × 20,828.31
  4. Step 4: Simplify right side
    35,926.85x = 1,032,648,183.73
  5. Step 5: Solve for x
    x = 1,032,648,183.73/35,926.85
  6. Step 6: Final answer
    x = 28,743.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.