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Finding the Fourth Proportional to 43,382.90, 65,073.90 and 22,328.84

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Solution

The fourth proportional to 43,382.90, 65,073.90 and 22,328.84 is: 33,493.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,382.90 : 65,073.90 = 22,328.84 : x
  2. Step 2: Convert to fraction form
    43,382.90/65,073.90 = 22,328.84/x
  3. Step 3: Cross multiply
    43,382.90x = 65,073.90 × 22,328.84
  4. Step 4: Simplify right side
    43,382.90x = 1,453,024,701.28
  5. Step 5: Solve for x
    x = 1,453,024,701.28/43,382.90
  6. Step 6: Final answer
    x = 33,493.03

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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.