Home / 14,432.32-21,655.32-9,996.80

Finding the Fourth Proportional to 14,432.32, 21,655.32 and 9,996.80

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Solution

The fourth proportional to 14,432.32, 21,655.32 and 9,996.80 is: 14,999.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.32 : 21,655.32 = 9,996.80 : x
  2. Step 2: Convert to fraction form
    14,432.32/21,655.32 = 9,996.80/x
  3. Step 3: Cross multiply
    14,432.32x = 21,655.32 × 9,996.80
  4. Step 4: Simplify right side
    14,432.32x = 216,483,902.98
  5. Step 5: Solve for x
    x = 216,483,902.98/14,432.32
  6. Step 6: Final answer
    x = 14,999.94

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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.