Home / 29,580.71-40,821.58-16,152.06

Finding the Fourth Proportional to 29,580.71, 40,821.58 and 16,152.06

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Solution

The fourth proportional to 29,580.71, 40,821.58 and 16,152.06 is: 22,289.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,580.71 : 40,821.58 = 16,152.06 : x
  2. Step 2: Convert to fraction form
    29,580.71/40,821.58 = 16,152.06/x
  3. Step 3: Cross multiply
    29,580.71x = 40,821.58 × 16,152.06
  4. Step 4: Simplify right side
    29,580.71x = 659,352,609.45
  5. Step 5: Solve for x
    x = 659,352,609.45/29,580.71
  6. Step 6: Final answer
    x = 22,289.95

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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.