Home / 19,451.75-26,841.88-11,492.48

Finding the Fourth Proportional to 19,451.75, 26,841.88 and 11,492.48

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Solution

The fourth proportional to 19,451.75, 26,841.88 and 11,492.48 is: 15,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.75 : 26,841.88 = 11,492.48 : x
  2. Step 2: Convert to fraction form
    19,451.75/26,841.88 = 11,492.48/x
  3. Step 3: Cross multiply
    19,451.75x = 26,841.88 × 11,492.48
  4. Step 4: Simplify right side
    19,451.75x = 308,479,850.53
  5. Step 5: Solve for x
    x = 308,479,850.53/19,451.75
  6. Step 6: Final answer
    x = 15,858.72

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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.