Home / 43,938.72-65,922.72-29,205.60

Finding the Fourth Proportional to 43,938.72, 65,922.72 and 29,205.60

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Solution

The fourth proportional to 43,938.72, 65,922.72 and 29,205.60 is: 43,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,938.72 : 65,922.72 = 29,205.60 : x
  2. Step 2: Convert to fraction form
    43,938.72/65,922.72 = 29,205.60/x
  3. Step 3: Cross multiply
    43,938.72x = 65,922.72 × 29,205.60
  4. Step 4: Simplify right side
    43,938.72x = 1,925,312,591.23
  5. Step 5: Solve for x
    x = 1,925,312,591.23/43,938.72
  6. Step 6: Final answer
    x = 43,818.13

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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.