Home / 29,518.20-40,733.88-16,089.12

Finding the Fourth Proportional to 29,518.20, 40,733.88 and 16,089.12

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Solution

The fourth proportional to 29,518.20, 40,733.88 and 16,089.12 is: 22,202.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,518.20 : 40,733.88 = 16,089.12 : x
  2. Step 2: Convert to fraction form
    29,518.20/40,733.88 = 16,089.12/x
  3. Step 3: Cross multiply
    29,518.20x = 40,733.88 × 16,089.12
  4. Step 4: Simplify right side
    29,518.20x = 655,372,283.39
  5. Step 5: Solve for x
    x = 655,372,283.39/29,518.20
  6. Step 6: Final answer
    x = 22,202.31

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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.