Home / 28,755.09-43,132.86-10,035.05

Finding the Fourth Proportional to 28,755.09, 43,132.86 and 10,035.05

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Solution

The fourth proportional to 28,755.09, 43,132.86 and 10,035.05 is: 15,052.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,755.09 : 43,132.86 = 10,035.05 : x
  2. Step 2: Convert to fraction form
    28,755.09/43,132.86 = 10,035.05/x
  3. Step 3: Cross multiply
    28,755.09x = 43,132.86 × 10,035.05
  4. Step 4: Simplify right side
    28,755.09x = 432,840,191.08
  5. Step 5: Solve for x
    x = 432,840,191.08/28,755.09
  6. Step 6: Final answer
    x = 15,052.65

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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.