Home / 36,728.96-55,113.43-28,425.19

Finding the Fourth Proportional to 36,728.96, 55,113.43 and 28,425.19

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Solution

The fourth proportional to 36,728.96, 55,113.43 and 28,425.19 is: 42,653.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728.96 : 55,113.43 = 28,425.19 : x
  2. Step 2: Convert to fraction form
    36,728.96/55,113.43 = 28,425.19/x
  3. Step 3: Cross multiply
    36,728.96x = 55,113.43 × 28,425.19
  4. Step 4: Simplify right side
    36,728.96x = 1,566,609,624.67
  5. Step 5: Solve for x
    x = 1,566,609,624.67/36,728.96
  6. Step 6: Final answer
    x = 42,653.26

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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.