Home / 43,407.07-65,093.58-15,321.13

Finding the Fourth Proportional to 43,407.07, 65,093.58 and 15,321.13

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Solution

The fourth proportional to 43,407.07, 65,093.58 and 15,321.13 is: 22,975.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,407.07 : 65,093.58 = 15,321.13 : x
  2. Step 2: Convert to fraction form
    43,407.07/65,093.58 = 15,321.13/x
  3. Step 3: Cross multiply
    43,407.07x = 65,093.58 × 15,321.13
  4. Step 4: Simplify right side
    43,407.07x = 997,307,201.35
  5. Step 5: Solve for x
    x = 997,307,201.35/43,407.07
  6. Step 6: Final answer
    x = 22,975.69

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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.