Home / 16,957.41-23,387.83-15,825.57

Finding the Fourth Proportional to 16,957.41, 23,387.83 and 15,825.57

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Solution

The fourth proportional to 16,957.41, 23,387.83 and 15,825.57 is: 21,826.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,957.41 : 23,387.83 = 15,825.57 : x
  2. Step 2: Convert to fraction form
    16,957.41/23,387.83 = 15,825.57/x
  3. Step 3: Cross multiply
    16,957.41x = 23,387.83 × 15,825.57
  4. Step 4: Simplify right side
    16,957.41x = 370,125,740.81
  5. Step 5: Solve for x
    x = 370,125,740.81/16,957.41
  6. Step 6: Final answer
    x = 21,826.78

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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.