Home / 43,504.20-65,246.16-21,295.32

Finding the Fourth Proportional to 43,504.20, 65,246.16 and 21,295.32

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Solution

The fourth proportional to 43,504.20, 65,246.16 and 21,295.32 is: 31,938.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,504.20 : 65,246.16 = 21,295.32 : x
  2. Step 2: Convert to fraction form
    43,504.20/65,246.16 = 21,295.32/x
  3. Step 3: Cross multiply
    43,504.20x = 65,246.16 × 21,295.32
  4. Step 4: Simplify right side
    43,504.20x = 1,389,437,855.97
  5. Step 5: Solve for x
    x = 1,389,437,855.97/43,504.20
  6. Step 6: Final answer
    x = 31,938.02

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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.