Home / 17,660.72-24,372.38-9,703.52

Finding the Fourth Proportional to 17,660.72, 24,372.38 and 9,703.52

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Solution

The fourth proportional to 17,660.72, 24,372.38 and 9,703.52 is: 13,391.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,660.72 : 24,372.38 = 9,703.52 : x
  2. Step 2: Convert to fraction form
    17,660.72/24,372.38 = 9,703.52/x
  3. Step 3: Cross multiply
    17,660.72x = 24,372.38 × 9,703.52
  4. Step 4: Simplify right side
    17,660.72x = 236,497,828.26
  5. Step 5: Solve for x
    x = 236,497,828.26/17,660.72
  6. Step 6: Final answer
    x = 13,391.18

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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.