Home / 17,660.97-24,372.72-9,703.77

Finding the Fourth Proportional to 17,660.97, 24,372.72 and 9,703.77

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Solution

The fourth proportional to 17,660.97, 24,372.72 and 9,703.77 is: 13,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,660.97 : 24,372.72 = 9,703.77 : x
  2. Step 2: Convert to fraction form
    17,660.97/24,372.72 = 9,703.77/x
  3. Step 3: Cross multiply
    17,660.97x = 24,372.72 × 9,703.77
  4. Step 4: Simplify right side
    17,660.97x = 236,507,269.15
  5. Step 5: Solve for x
    x = 236,507,269.15/17,660.97
  6. Step 6: Final answer
    x = 13,391.52

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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.