Home / 20,674.59-31,015.98-5,884.09

Finding the Fourth Proportional to 20,674.59, 31,015.98 and 5,884.09

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Solution

The fourth proportional to 20,674.59, 31,015.98 and 5,884.09 is: 8,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,674.59 : 31,015.98 = 5,884.09 : x
  2. Step 2: Convert to fraction form
    20,674.59/31,015.98 = 5,884.09/x
  3. Step 3: Cross multiply
    20,674.59x = 31,015.98 × 5,884.09
  4. Step 4: Simplify right side
    20,674.59x = 182,500,633.26
  5. Step 5: Solve for x
    x = 182,500,633.26/20,674.59
  6. Step 6: Final answer
    x = 8,827.29

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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.