Home / 19,340.07-26,694.14-11,883.75

Finding the Fourth Proportional to 19,340.07, 26,694.14 and 11,883.75

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Solution

The fourth proportional to 19,340.07, 26,694.14 and 11,883.75 is: 16,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.07 : 26,694.14 = 11,883.75 : x
  2. Step 2: Convert to fraction form
    19,340.07/26,694.14 = 11,883.75/x
  3. Step 3: Cross multiply
    19,340.07x = 26,694.14 × 11,883.75
  4. Step 4: Simplify right side
    19,340.07x = 317,226,486.23
  5. Step 5: Solve for x
    x = 317,226,486.23/19,340.07
  6. Step 6: Final answer
    x = 16,402.55

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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.