Home / 32,153.20-44,356.64-20,826.47

Finding the Fourth Proportional to 32,153.20, 44,356.64 and 20,826.47

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Solution

The fourth proportional to 32,153.20, 44,356.64 and 20,826.47 is: 28,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,153.20 : 44,356.64 = 20,826.47 : x
  2. Step 2: Convert to fraction form
    32,153.20/44,356.64 = 20,826.47/x
  3. Step 3: Cross multiply
    32,153.20x = 44,356.64 × 20,826.47
  4. Step 4: Simplify right side
    32,153.20x = 923,792,128.13
  5. Step 5: Solve for x
    x = 923,792,128.13/32,153.20
  6. Step 6: Final answer
    x = 28,730.96

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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.