Home / 38,674.10-57,964.35-16,440.80

Finding the Fourth Proportional to 38,674.10, 57,964.35 and 16,440.80

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Solution

The fourth proportional to 38,674.10, 57,964.35 and 16,440.80 is: 24,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,674.10 : 57,964.35 = 16,440.80 : x
  2. Step 2: Convert to fraction form
    38,674.10/57,964.35 = 16,440.80/x
  3. Step 3: Cross multiply
    38,674.10x = 57,964.35 × 16,440.80
  4. Step 4: Simplify right side
    38,674.10x = 952,980,285.48
  5. Step 5: Solve for x
    x = 952,980,285.48/38,674.10
  6. Step 6: Final answer
    x = 24,641.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.