Home / 17,935.50-24,744.31-11,218.58

Finding the Fourth Proportional to 17,935.50, 24,744.31 and 11,218.58

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Solution

The fourth proportional to 17,935.50, 24,744.31 and 11,218.58 is: 15,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,935.50 : 24,744.31 = 11,218.58 : x
  2. Step 2: Convert to fraction form
    17,935.50/24,744.31 = 11,218.58/x
  3. Step 3: Cross multiply
    17,935.50x = 24,744.31 × 11,218.58
  4. Step 4: Simplify right side
    17,935.50x = 277,595,876.93
  5. Step 5: Solve for x
    x = 277,595,876.93/17,935.50
  6. Step 6: Final answer
    x = 15,477.45

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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.