Home / 27,756.10-38,308.98-17,696.44

Finding the Fourth Proportional to 27,756.10, 38,308.98 and 17,696.44

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Solution

The fourth proportional to 27,756.10, 38,308.98 and 17,696.44 is: 24,424.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,756.10 : 38,308.98 = 17,696.44 : x
  2. Step 2: Convert to fraction form
    27,756.10/38,308.98 = 17,696.44/x
  3. Step 3: Cross multiply
    27,756.10x = 38,308.98 × 17,696.44
  4. Step 4: Simplify right side
    27,756.10x = 677,932,566.03
  5. Step 5: Solve for x
    x = 677,932,566.03/27,756.10
  6. Step 6: Final answer
    x = 24,424.63

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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.