Home / 17,847.72-24,628.68-9,890.28

Finding the Fourth Proportional to 17,847.72, 24,628.68 and 9,890.28

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Solution

The fourth proportional to 17,847.72, 24,628.68 and 9,890.28 is: 13,647.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,847.72 : 24,628.68 = 9,890.28 : x
  2. Step 2: Convert to fraction form
    17,847.72/24,628.68 = 9,890.28/x
  3. Step 3: Cross multiply
    17,847.72x = 24,628.68 × 9,890.28
  4. Step 4: Simplify right side
    17,847.72x = 243,584,541.23
  5. Step 5: Solve for x
    x = 243,584,541.23/17,847.72
  6. Step 6: Final answer
    x = 13,647.94

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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.