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Finding the Fourth Proportional to 17,799.80, 26,699.76 and 6,703.51

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Solution

The fourth proportional to 17,799.80, 26,699.76 and 6,703.51 is: 10,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,799.80 : 26,699.76 = 6,703.51 : x
  2. Step 2: Convert to fraction form
    17,799.80/26,699.76 = 6,703.51/x
  3. Step 3: Cross multiply
    17,799.80x = 26,699.76 × 6,703.51
  4. Step 4: Simplify right side
    17,799.80x = 178,982,091.47
  5. Step 5: Solve for x
    x = 178,982,091.47/17,799.80
  6. Step 6: Final answer
    x = 10,055.29

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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.