Home / 14,396.50-21,563.43-6,985.32

Finding the Fourth Proportional to 14,396.50, 21,563.43 and 6,985.32

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Solution

The fourth proportional to 14,396.50, 21,563.43 and 6,985.32 is: 10,462.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.50 : 21,563.43 = 6,985.32 : x
  2. Step 2: Convert to fraction form
    14,396.50/21,563.43 = 6,985.32/x
  3. Step 3: Cross multiply
    14,396.50x = 21,563.43 × 6,985.32
  4. Step 4: Simplify right side
    14,396.50x = 150,627,458.85
  5. Step 5: Solve for x
    x = 150,627,458.85/14,396.50
  6. Step 6: Final answer
    x = 10,462.78

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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.