Home / 29,639.20-40,900.58-16,207.84

Finding the Fourth Proportional to 29,639.20, 40,900.58 and 16,207.84

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Solution

The fourth proportional to 29,639.20, 40,900.58 and 16,207.84 is: 22,365.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,639.20 : 40,900.58 = 16,207.84 : x
  2. Step 2: Convert to fraction form
    29,639.20/40,900.58 = 16,207.84/x
  3. Step 3: Cross multiply
    29,639.20x = 40,900.58 × 16,207.84
  4. Step 4: Simplify right side
    29,639.20x = 662,909,975.51
  5. Step 5: Solve for x
    x = 662,909,975.51/29,639.20
  6. Step 6: Final answer
    x = 22,365.99

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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.