Home / 15,977.34-23,961.90-6,619.98

Finding the Fourth Proportional to 15,977.34, 23,961.90 and 6,619.98

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Solution

The fourth proportional to 15,977.34, 23,961.90 and 6,619.98 is: 9,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.34 : 23,961.90 = 6,619.98 : x
  2. Step 2: Convert to fraction form
    15,977.34/23,961.90 = 6,619.98/x
  3. Step 3: Cross multiply
    15,977.34x = 23,961.90 × 6,619.98
  4. Step 4: Simplify right side
    15,977.34x = 158,627,298.76
  5. Step 5: Solve for x
    x = 158,627,298.76/15,977.34
  6. Step 6: Final answer
    x = 9,928.27

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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.