Home / 43,701.86-65,552.87-18,725.72

Finding the Fourth Proportional to 43,701.86, 65,552.87 and 18,725.72

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Solution

The fourth proportional to 43,701.86, 65,552.87 and 18,725.72 is: 28,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,701.86 : 65,552.87 = 18,725.72 : x
  2. Step 2: Convert to fraction form
    43,701.86/65,552.87 = 18,725.72/x
  3. Step 3: Cross multiply
    43,701.86x = 65,552.87 × 18,725.72
  4. Step 4: Simplify right side
    43,701.86x = 1,227,524,407.87
  5. Step 5: Solve for x
    x = 1,227,524,407.87/43,701.86
  6. Step 6: Final answer
    x = 28,088.61

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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.