Home / 17,968.78-24,799.12-10,314.89

Finding the Fourth Proportional to 17,968.78, 24,799.12 and 10,314.89

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Solution

The fourth proportional to 17,968.78, 24,799.12 and 10,314.89 is: 14,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,968.78 : 24,799.12 = 10,314.89 : x
  2. Step 2: Convert to fraction form
    17,968.78/24,799.12 = 10,314.89/x
  3. Step 3: Cross multiply
    17,968.78x = 24,799.12 × 10,314.89
  4. Step 4: Simplify right side
    17,968.78x = 255,800,045.11
  5. Step 5: Solve for x
    x = 255,800,045.11/17,968.78
  6. Step 6: Final answer
    x = 14,235.81

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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.