Home / 17,431.34-26,143.07-4,951.10

Finding the Fourth Proportional to 17,431.34, 26,143.07 and 4,951.10

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Solution

The fourth proportional to 17,431.34, 26,143.07 and 4,951.10 is: 7,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431.34 : 26,143.07 = 4,951.10 : x
  2. Step 2: Convert to fraction form
    17,431.34/26,143.07 = 4,951.10/x
  3. Step 3: Cross multiply
    17,431.34x = 26,143.07 × 4,951.10
  4. Step 4: Simplify right side
    17,431.34x = 129,436,798.41
  5. Step 5: Solve for x
    x = 129,436,798.41/17,431.34
  6. Step 6: Final answer
    x = 7,425.52

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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.