Home / 43,732.02-65,598.21-12,144.57

Finding the Fourth Proportional to 43,732.02, 65,598.21 and 12,144.57

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Solution

The fourth proportional to 43,732.02, 65,598.21 and 12,144.57 is: 18,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,732.02 : 65,598.21 = 12,144.57 : x
  2. Step 2: Convert to fraction form
    43,732.02/65,598.21 = 12,144.57/x
  3. Step 3: Cross multiply
    43,732.02x = 65,598.21 × 12,144.57
  4. Step 4: Simplify right side
    43,732.02x = 796,662,053.22
  5. Step 5: Solve for x
    x = 796,662,053.22/43,732.02
  6. Step 6: Final answer
    x = 18,216.90

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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.