Home / 17,738.73-24,480.54-9,780.93

Finding the Fourth Proportional to 17,738.73, 24,480.54 and 9,780.93

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Solution

The fourth proportional to 17,738.73, 24,480.54 and 9,780.93 is: 13,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,738.73 : 24,480.54 = 9,780.93 : x
  2. Step 2: Convert to fraction form
    17,738.73/24,480.54 = 9,780.93/x
  3. Step 3: Cross multiply
    17,738.73x = 24,480.54 × 9,780.93
  4. Step 4: Simplify right side
    17,738.73x = 239,442,448.10
  5. Step 5: Solve for x
    x = 239,442,448.10/17,738.73
  6. Step 6: Final answer
    x = 13,498.29

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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.