Home / 17,623.53-24,320.81-9,665.28

Finding the Fourth Proportional to 17,623.53, 24,320.81 and 9,665.28

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Solution

The fourth proportional to 17,623.53, 24,320.81 and 9,665.28 is: 13,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,623.53 : 24,320.81 = 9,665.28 : x
  2. Step 2: Convert to fraction form
    17,623.53/24,320.81 = 9,665.28/x
  3. Step 3: Cross multiply
    17,623.53x = 24,320.81 × 9,665.28
  4. Step 4: Simplify right side
    17,623.53x = 235,067,438.48
  5. Step 5: Solve for x
    x = 235,067,438.48/17,623.53
  6. Step 6: Final answer
    x = 13,338.27

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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.