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Finding the Fourth Proportional to 17,792.44, 26,686.95 and 7,263.40

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Solution

The fourth proportional to 17,792.44, 26,686.95 and 7,263.40 is: 10,894.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,792.44 : 26,686.95 = 7,263.40 : x
  2. Step 2: Convert to fraction form
    17,792.44/26,686.95 = 7,263.40/x
  3. Step 3: Cross multiply
    17,792.44x = 26,686.95 × 7,263.40
  4. Step 4: Simplify right side
    17,792.44x = 193,838,091.05
  5. Step 5: Solve for x
    x = 193,838,091.05/17,792.44
  6. Step 6: Final answer
    x = 10,894.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.