Home / 19,454.20-26,845.70-11,497.17

Finding the Fourth Proportional to 19,454.20, 26,845.70 and 11,497.17

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Solution

The fourth proportional to 19,454.20, 26,845.70 and 11,497.17 is: 15,865.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.20 : 26,845.70 = 11,497.17 : x
  2. Step 2: Convert to fraction form
    19,454.20/26,845.70 = 11,497.17/x
  3. Step 3: Cross multiply
    19,454.20x = 26,845.70 × 11,497.17
  4. Step 4: Simplify right side
    19,454.20x = 308,649,384.95
  5. Step 5: Solve for x
    x = 308,649,384.95/19,454.20
  6. Step 6: Final answer
    x = 15,865.44

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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.