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Finding the Fourth Proportional to 17,860.24, 26,799.47 and 7,338.34

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Solution

The fourth proportional to 17,860.24, 26,799.47 and 7,338.34 is: 11,011.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,860.24 : 26,799.47 = 7,338.34 : x
  2. Step 2: Convert to fraction form
    17,860.24/26,799.47 = 7,338.34/x
  3. Step 3: Cross multiply
    17,860.24x = 26,799.47 × 7,338.34
  4. Step 4: Simplify right side
    17,860.24x = 196,663,574.03
  5. Step 5: Solve for x
    x = 196,663,574.03/17,860.24
  6. Step 6: Final answer
    x = 11,011.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.