Home / 32,520.20-44,914.86-21,891.38

Finding the Fourth Proportional to 32,520.20, 44,914.86 and 21,891.38

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Solution

The fourth proportional to 32,520.20, 44,914.86 and 21,891.38 is: 30,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,520.20 : 44,914.86 = 21,891.38 : x
  2. Step 2: Convert to fraction form
    32,520.20/44,914.86 = 21,891.38/x
  3. Step 3: Cross multiply
    32,520.20x = 44,914.86 × 21,891.38
  4. Step 4: Simplify right side
    32,520.20x = 983,248,267.91
  5. Step 5: Solve for x
    x = 983,248,267.91/32,520.20
  6. Step 6: Final answer
    x = 30,235.00

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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.