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Finding the Fourth Proportional to 17,235.84, 23,783.73 and 9,681.60

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Solution

The fourth proportional to 17,235.84, 23,783.73 and 9,681.60 is: 13,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,235.84 : 23,783.73 = 9,681.60 : x
  2. Step 2: Convert to fraction form
    17,235.84/23,783.73 = 9,681.60/x
  3. Step 3: Cross multiply
    17,235.84x = 23,783.73 × 9,681.60
  4. Step 4: Simplify right side
    17,235.84x = 230,264,560.37
  5. Step 5: Solve for x
    x = 230,264,560.37/17,235.84
  6. Step 6: Final answer
    x = 13,359.64

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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.