Home / 20,675.15-31,008.02-5,883.74

Finding the Fourth Proportional to 20,675.15, 31,008.02 and 5,883.74

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Solution

The fourth proportional to 20,675.15, 31,008.02 and 5,883.74 is: 8,824.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,675.15 : 31,008.02 = 5,883.74 : x
  2. Step 2: Convert to fraction form
    20,675.15/31,008.02 = 5,883.74/x
  3. Step 3: Cross multiply
    20,675.15x = 31,008.02 × 5,883.74
  4. Step 4: Simplify right side
    20,675.15x = 182,442,972.55
  5. Step 5: Solve for x
    x = 182,442,972.55/20,675.15
  6. Step 6: Final answer
    x = 8,824.27

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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.