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Finding the Fourth Proportional to 19,104.68, 26,361.50 and 10,927.68

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Solution

The fourth proportional to 19,104.68, 26,361.50 and 10,927.68 is: 15,078.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.68 : 26,361.50 = 10,927.68 : x
  2. Step 2: Convert to fraction form
    19,104.68/26,361.50 = 10,927.68/x
  3. Step 3: Cross multiply
    19,104.68x = 26,361.50 × 10,927.68
  4. Step 4: Simplify right side
    19,104.68x = 288,070,036.32
  5. Step 5: Solve for x
    x = 288,070,036.32/19,104.68
  6. Step 6: Final answer
    x = 15,078.51

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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.