Home / 17,905.88-24,708.98-9,947.64

Finding the Fourth Proportional to 17,905.88, 24,708.98 and 9,947.64

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Solution

The fourth proportional to 17,905.88, 24,708.98 and 9,947.64 is: 13,727.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.88 : 24,708.98 = 9,947.64 : x
  2. Step 2: Convert to fraction form
    17,905.88/24,708.98 = 9,947.64/x
  3. Step 3: Cross multiply
    17,905.88x = 24,708.98 × 9,947.64
  4. Step 4: Simplify right side
    17,905.88x = 245,796,037.81
  5. Step 5: Solve for x
    x = 245,796,037.81/17,905.88
  6. Step 6: Final answer
    x = 13,727.11

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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.