Home / 38,871.20-53,633.04-22,113.44

Finding the Fourth Proportional to 38,871.20, 53,633.04 and 22,113.44

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Solution

The fourth proportional to 38,871.20, 53,633.04 and 22,113.44 is: 30,511.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,871.20 : 53,633.04 = 22,113.44 : x
  2. Step 2: Convert to fraction form
    38,871.20/53,633.04 = 22,113.44/x
  3. Step 3: Cross multiply
    38,871.20x = 53,633.04 × 22,113.44
  4. Step 4: Simplify right side
    38,871.20x = 1,186,011,012.06
  5. Step 5: Solve for x
    x = 1,186,011,012.06/38,871.20
  6. Step 6: Final answer
    x = 30,511.30

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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.