Home / 16,891.41-23,310.03-9,337.71

Finding the Fourth Proportional to 16,891.41, 23,310.03 and 9,337.71

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Solution

The fourth proportional to 16,891.41, 23,310.03 and 9,337.71 is: 12,885.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891.41 : 23,310.03 = 9,337.71 : x
  2. Step 2: Convert to fraction form
    16,891.41/23,310.03 = 9,337.71/x
  3. Step 3: Cross multiply
    16,891.41x = 23,310.03 × 9,337.71
  4. Step 4: Simplify right side
    16,891.41x = 217,662,300.23
  5. Step 5: Solve for x
    x = 217,662,300.23/16,891.41
  6. Step 6: Final answer
    x = 12,885.98

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Double scale
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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.