Home / 14,446.10-21,632.16-9,997.61

Finding the Fourth Proportional to 14,446.10, 21,632.16 and 9,997.61

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Solution

The fourth proportional to 14,446.10, 21,632.16 and 9,997.61 is: 14,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446.10 : 21,632.16 = 9,997.61 : x
  2. Step 2: Convert to fraction form
    14,446.10/21,632.16 = 9,997.61/x
  3. Step 3: Cross multiply
    14,446.10x = 21,632.16 × 9,997.61
  4. Step 4: Simplify right side
    14,446.10x = 216,269,774.53
  5. Step 5: Solve for x
    x = 216,269,774.53/14,446.10
  6. Step 6: Final answer
    x = 14,970.81

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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.