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Finding the Fourth Proportional to 32,519.80, 48,755.40 and 17,745.40

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Solution

The fourth proportional to 32,519.80, 48,755.40 and 17,745.40 is: 26,604.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,519.80 : 48,755.40 = 17,745.40 : x
  2. Step 2: Convert to fraction form
    32,519.80/48,755.40 = 17,745.40/x
  3. Step 3: Cross multiply
    32,519.80x = 48,755.40 × 17,745.40
  4. Step 4: Simplify right side
    32,519.80x = 865,184,075.16
  5. Step 5: Solve for x
    x = 865,184,075.16/32,519.80
  6. Step 6: Final answer
    x = 26,604.84

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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.