Home / 14,659.38-21,989.48-6,334.20

Finding the Fourth Proportional to 14,659.38, 21,989.48 and 6,334.20

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Solution

The fourth proportional to 14,659.38, 21,989.48 and 6,334.20 is: 9,501.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659.38 : 21,989.48 = 6,334.20 : x
  2. Step 2: Convert to fraction form
    14,659.38/21,989.48 = 6,334.20/x
  3. Step 3: Cross multiply
    14,659.38x = 21,989.48 × 6,334.20
  4. Step 4: Simplify right side
    14,659.38x = 139,285,732.55
  5. Step 5: Solve for x
    x = 139,285,732.55/14,659.38
  6. Step 6: Final answer
    x = 9,501.47

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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.