Home / 19,432.97-26,813.14-11,470.94

Finding the Fourth Proportional to 19,432.97, 26,813.14 and 11,470.94

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Solution

The fourth proportional to 19,432.97, 26,813.14 and 11,470.94 is: 15,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432.97 : 26,813.14 = 11,470.94 : x
  2. Step 2: Convert to fraction form
    19,432.97/26,813.14 = 11,470.94/x
  3. Step 3: Cross multiply
    19,432.97x = 26,813.14 × 11,470.94
  4. Step 4: Simplify right side
    19,432.97x = 307,571,920.15
  5. Step 5: Solve for x
    x = 307,571,920.15/19,432.97
  6. Step 6: Final answer
    x = 15,827.32

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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.