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Finding the Fourth Proportional to 55,697.07, 83,512.22 and 17,729.94

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Solution

The fourth proportional to 55,697.07, 83,512.22 and 17,729.94 is: 26,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,697.07 : 83,512.22 = 17,729.94 : x
  2. Step 2: Convert to fraction form
    55,697.07/83,512.22 = 17,729.94/x
  3. Step 3: Cross multiply
    55,697.07x = 83,512.22 × 17,729.94
  4. Step 4: Simplify right side
    55,697.07x = 1,480,666,314.53
  5. Step 5: Solve for x
    x = 1,480,666,314.53/55,697.07
  6. Step 6: Final answer
    x = 26,584.28

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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.