Home / 16,761.40-25,158.30-10,200.40

Finding the Fourth Proportional to 16,761.40, 25,158.30 and 10,200.40

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Solution

The fourth proportional to 16,761.40, 25,158.30 and 10,200.40 is: 15,310.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.40 : 25,158.30 = 10,200.40 : x
  2. Step 2: Convert to fraction form
    16,761.40/25,158.30 = 10,200.40/x
  3. Step 3: Cross multiply
    16,761.40x = 25,158.30 × 10,200.40
  4. Step 4: Simplify right side
    16,761.40x = 256,624,723.32
  5. Step 5: Solve for x
    x = 256,624,723.32/16,761.40
  6. Step 6: Final answer
    x = 15,310.46

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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.