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Finding the Fourth Proportional to 35,755.83, 53,600.94 and 18,205.16

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Solution

The fourth proportional to 35,755.83, 53,600.94 and 18,205.16 is: 27,291.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,755.83 : 53,600.94 = 18,205.16 : x
  2. Step 2: Convert to fraction form
    35,755.83/53,600.94 = 18,205.16/x
  3. Step 3: Cross multiply
    35,755.83x = 53,600.94 × 18,205.16
  4. Step 4: Simplify right side
    35,755.83x = 975,813,420.85
  5. Step 5: Solve for x
    x = 975,813,420.85/35,755.83
  6. Step 6: Final answer
    x = 27,291.03

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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.