Home / 17,904.60-24,708.91-9,947.46

Finding the Fourth Proportional to 17,904.60, 24,708.91 and 9,947.46

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Solution

The fourth proportional to 17,904.60, 24,708.91 and 9,947.46 is: 13,727.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904.60 : 24,708.91 = 9,947.46 : x
  2. Step 2: Convert to fraction form
    17,904.60/24,708.91 = 9,947.46/x
  3. Step 3: Cross multiply
    17,904.60x = 24,708.91 × 9,947.46
  4. Step 4: Simplify right side
    17,904.60x = 245,790,893.87
  5. Step 5: Solve for x
    x = 245,790,893.87/17,904.60
  6. Step 6: Final answer
    x = 13,727.81

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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.