Home / 32,324.28-44,633.34-20,999.40

Finding the Fourth Proportional to 32,324.28, 44,633.34 and 20,999.40

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Solution

The fourth proportional to 32,324.28, 44,633.34 and 20,999.40 is: 28,995.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,324.28 : 44,633.34 = 20,999.40 : x
  2. Step 2: Convert to fraction form
    32,324.28/44,633.34 = 20,999.40/x
  3. Step 3: Cross multiply
    32,324.28x = 44,633.34 × 20,999.40
  4. Step 4: Simplify right side
    32,324.28x = 937,273,360.00
  5. Step 5: Solve for x
    x = 937,273,360.00/32,324.28
  6. Step 6: Final answer
    x = 28,995.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.