Home / 20,607.31-30,913.37-6,562.42

Finding the Fourth Proportional to 20,607.31, 30,913.37 and 6,562.42

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Solution

The fourth proportional to 20,607.31, 30,913.37 and 6,562.42 is: 9,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,607.31 : 30,913.37 = 6,562.42 : x
  2. Step 2: Convert to fraction form
    20,607.31/30,913.37 = 6,562.42/x
  3. Step 3: Cross multiply
    20,607.31x = 30,913.37 × 6,562.42
  4. Step 4: Simplify right side
    20,607.31x = 202,866,517.56
  5. Step 5: Solve for x
    x = 202,866,517.56/20,607.31
  6. Step 6: Final answer
    x = 9,844.40

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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.