Home / 43,733.02-65,599.71-12,145.57

Finding the Fourth Proportional to 43,733.02, 65,599.71 and 12,145.57

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Solution

The fourth proportional to 43,733.02, 65,599.71 and 12,145.57 is: 18,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,733.02 : 65,599.71 = 12,145.57 : x
  2. Step 2: Convert to fraction form
    43,733.02/65,599.71 = 12,145.57/x
  3. Step 3: Cross multiply
    43,733.02x = 65,599.71 × 12,145.57
  4. Step 4: Simplify right side
    43,733.02x = 796,745,869.78
  5. Step 5: Solve for x
    x = 796,745,869.78/43,733.02
  6. Step 6: Final answer
    x = 18,218.40

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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.