Home / 17,202.50-23,739.81-9,750.50

Finding the Fourth Proportional to 17,202.50, 23,739.81 and 9,750.50

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Solution

The fourth proportional to 17,202.50, 23,739.81 and 9,750.50 is: 13,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,202.50 : 23,739.81 = 9,750.50 : x
  2. Step 2: Convert to fraction form
    17,202.50/23,739.81 = 9,750.50/x
  3. Step 3: Cross multiply
    17,202.50x = 23,739.81 × 9,750.50
  4. Step 4: Simplify right side
    17,202.50x = 231,475,017.41
  5. Step 5: Solve for x
    x = 231,475,017.41/17,202.50
  6. Step 6: Final answer
    x = 13,455.89

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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.