Home / 20,677.44-31,011.56-5,886.08

Finding the Fourth Proportional to 20,677.44, 31,011.56 and 5,886.08

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Solution

The fourth proportional to 20,677.44, 31,011.56 and 5,886.08 is: 8,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,677.44 : 31,011.56 = 5,886.08 : x
  2. Step 2: Convert to fraction form
    20,677.44/31,011.56 = 5,886.08/x
  3. Step 3: Cross multiply
    20,677.44x = 31,011.56 × 5,886.08
  4. Step 4: Simplify right side
    20,677.44x = 182,536,523.08
  5. Step 5: Solve for x
    x = 182,536,523.08/20,677.44
  6. Step 6: Final answer
    x = 8,827.81

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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.