Home / 19,230.94-26,517.27-15,771.07

Finding the Fourth Proportional to 19,230.94, 26,517.27 and 15,771.07

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Solution

The fourth proportional to 19,230.94, 26,517.27 and 15,771.07 is: 21,746.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.94 : 26,517.27 = 15,771.07 : x
  2. Step 2: Convert to fraction form
    19,230.94/26,517.27 = 15,771.07/x
  3. Step 3: Cross multiply
    19,230.94x = 26,517.27 × 15,771.07
  4. Step 4: Simplify right side
    19,230.94x = 418,205,721.38
  5. Step 5: Solve for x
    x = 418,205,721.38/19,230.94
  6. Step 6: Final answer
    x = 21,746.50

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Half scale
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Double scale
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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.