Home / 24,983.78-34,477.59-13,805.78

Finding the Fourth Proportional to 24,983.78, 34,477.59 and 13,805.78

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Solution

The fourth proportional to 24,983.78, 34,477.59 and 13,805.78 is: 19,051.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,983.78 : 34,477.59 = 13,805.78 : x
  2. Step 2: Convert to fraction form
    24,983.78/34,477.59 = 13,805.78/x
  3. Step 3: Cross multiply
    24,983.78x = 34,477.59 × 13,805.78
  4. Step 4: Simplify right side
    24,983.78x = 475,990,022.47
  5. Step 5: Solve for x
    x = 475,990,022.47/24,983.78
  6. Step 6: Final answer
    x = 19,051.96

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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.