Home / 17,788.73-26,552.84-15,686.91

Finding the Fourth Proportional to 17,788.73, 26,552.84 and 15,686.91

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Solution

The fourth proportional to 17,788.73, 26,552.84 and 15,686.91 is: 23,415.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.73 : 26,552.84 = 15,686.91 : x
  2. Step 2: Convert to fraction form
    17,788.73/26,552.84 = 15,686.91/x
  3. Step 3: Cross multiply
    17,788.73x = 26,552.84 × 15,686.91
  4. Step 4: Simplify right side
    17,788.73x = 416,531,932.89
  5. Step 5: Solve for x
    x = 416,531,932.89/17,788.73
  6. Step 6: Final answer
    x = 23,415.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.