Home / 16,426.56-22,694.40-15,617.37

Finding the Fourth Proportional to 16,426.56, 22,694.40 and 15,617.37

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Solution

The fourth proportional to 16,426.56, 22,694.40 and 15,617.37 is: 21,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,426.56 : 22,694.40 = 15,617.37 : x
  2. Step 2: Convert to fraction form
    16,426.56/22,694.40 = 15,617.37/x
  3. Step 3: Cross multiply
    16,426.56x = 22,694.40 × 15,617.37
  4. Step 4: Simplify right side
    16,426.56x = 354,426,841.73
  5. Step 5: Solve for x
    x = 354,426,841.73/16,426.56
  6. Step 6: Final answer
    x = 21,576.45

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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.