Home / 15,056.26-20,777.03-8,342.17

Finding the Fourth Proportional to 15,056.26, 20,777.03 and 8,342.17

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Solution

The fourth proportional to 15,056.26, 20,777.03 and 8,342.17 is: 11,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,056.26 : 20,777.03 = 8,342.17 : x
  2. Step 2: Convert to fraction form
    15,056.26/20,777.03 = 8,342.17/x
  3. Step 3: Cross multiply
    15,056.26x = 20,777.03 × 8,342.17
  4. Step 4: Simplify right side
    15,056.26x = 173,325,594.32
  5. Step 5: Solve for x
    x = 173,325,594.32/15,056.26
  6. Step 6: Final answer
    x = 11,511.86

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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.